Dell PowerConnect 3548 Command Line Interface Guide
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- Dell PowerConnect 3548 | Command Line Interface Guide - Page 1
Dell™ PowerConnect™ 3500 Series CLI Reference Guide www.dell.com | support.dell.com - Dell PowerConnect 3548 | Command Line Interface Guide - Page 2
indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. Information in this document is subject to change without notice. ©2008 Dell Inc. All rights reserved. Reproduction of these materials in any manner whatsoever without the written permission of - Dell PowerConnect 3548 | Command Line Interface Guide - Page 3
the CLI 25 CLI Command Modes 25 Introduction 25 User EXEC Mode 26 Privileged EXEC Mode 27 Global Configuration Mode 27 Interface Configuration Mode and Specific Configuration Modes . . . . 28 Starting the CLI 29 Editing Features 30 Setup Wizard 31 Terminal Command Buffer 31 Negating the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 4
IP Addressing Commands 42 IPv6 Addressing Commands 43 LACP Commands 44 Line Commands 44 Line Commands 45 LLDP Commands 45 Login Banner Commands 46 Management ACL Commands 46 PHY Diagnostics Commands 47 Power-over-Ethernet Commands 47 Port Channel Commands 48 Port Monitor Commands 48 QoS - Dell PowerConnect 3548 | Command Line Interface Guide - Page 5
) Mode 72 MC (MST Configuration) Mode 72 ML (MAC Access-List) Mode 73 PE (Privileged EXEC) Mode 73 SP (SSH Public Key) Mode 76 UE (User EXEC) Mode 76 VC (VLAN Configuration) Mode 78 IPAL (IP-Access List Configuration) Mode 79 MAL (MAC-Access List Configuration) Mode 79 4 AAA Commands 81 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 6
username 89 5 ACL Commands 91 ip access-list 91 permit (IP 91 deny (IP 93 mac access-list 95 permit (MAC 96 deny (MAC 97 service-acl 98 show access-lists 99 show interfaces access-lists 99 6 Address Table Commands 101 bridge address 101 bridge multicast filtering 102 bridge multicast - Dell PowerConnect 3548 | Command Line Interface Guide - Page 7
115 show bridge multicast filtering 117 show bridge multicast address-table static 118 show bridge multicast filtering 119 show ports security 120 show ports security addresses 122 7 Clock 125 clock set 125 clock source 126 clock timezone 126 clock summer-time 127 sntp authentication - Dell PowerConnect 3548 | Command Line Interface Guide - Page 8
153 ip dhcp snooping 153 ip dhcp snooping vlan 153 ip dhcp snooping trust 154 ip dhcp snooping information option allowed-untrusted 155 ip dhcp snooping verify 155 ip dhcp snooping database 156 ip dhcp snooping database update-freq 157 ip dhcp snooping binding 157 clear ip dhcp snooping - Dell PowerConnect 3548 | Command Line Interface Guide - Page 9
10 Ethernet Configuration Commands 163 interface ethernet 163 interface range ethernet 163 shutdown 164 description 165 speed 166 duplex 166 negotiation 167 flowcontrol 168 mdix 168 back-pressure 169 clear counters 170 set interface active 170 show interfaces advertise 171 show - Dell PowerConnect 3548 | Command Line Interface Guide - Page 10
snooping querier enable 195 ip igmp snooping querier address 196 show ip igmp snooping mrouter 197 show ip igmp snooping interface 198 show ip igmp snooping groups 199 13 IP Addressing Commands 201 ip address 201 ip address dhcp 202 ip default-gateway 203 show ip interface 203 arp 204 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 11
208 ip host 209 clear host 210 clear host dhcp 210 show hosts 211 14 IPv6 Addressing 213 ipv6 enable 213 ipv6 address autoconfig 214 ipv6 icmp error-interval 214 show ipv6 icmp error-interval 215 ipv6 address 216 ipv6 address link-local 217 ipv6 unreachables 218 ipv6 default-gateway - Dell PowerConnect 3548 | Command Line Interface Guide - Page 12
show ipv6 neighbors 229 clear ipv6 neighbors 230 15 LACP Commands 231 lacp system-priority 231 lacp port-priority 231 lacp timeout 232 show lacp ethernet 233 show lacp port-channel 236 16 Line Commands 237 line 237 speed 238 autobaud 238 exec-timeout 239 history 240 history size 240 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 13
255 lldp optional-tlv 255 lldp management-address 256 lldp med enable 257 lldp med network-policy (global 258 lldp med network-policy (interface 259 lldp med location 259 clear lldp rx 260 show lldp configuration 261 show lldp med configuration 262 show lldp local 263 show lldp neighbors - Dell PowerConnect 3548 | Command Line Interface Guide - Page 14
-ports tdr 278 show copper-ports cable-length 278 21 Power over Ethernet Commands 281 power inline 281 power inline powered-device 281 power inline priority 282 power inline usage-threshold 283 power inline traps enable 284 show power inline 284 22 Port Channel Commands 291 interface port - Dell PowerConnect 3548 | Command Line Interface Guide - Page 15
out num-of-queues 300 traffic-shape 301 rate-limit (Ethernet 301 wrr-queue cos-map 302 show qos interface 303 qos map dscp-queue 305 qos trust (Global 306 qos trust (Interface 307 qos cos 307 show qos map 308 25 RADIUS Commands 311 radius-server host 311 radius-server key 312 radius - Dell PowerConnect 3548 | Command Line Interface Guide - Page 16
329 rmon event 330 show rmon events 331 show rmon log 333 rmon table-size 334 27 SNMP Commands 335 snmp-server community 335 snmp-server view 336 snmp-server group 338 snmp-server user 340 snmp-server engineID local 341 snmp-server enable traps 343 snmp-server filter 343 snmp-server - Dell PowerConnect 3548 | Command Line Interface Guide - Page 17
show snmp filters 355 show snmp users 356 28 Spanning-Tree Commands 357 spanning-tree 357 spanning-tree mode 357 spanning-tree forward-time 358 mst max-hops 367 spanning-tree mst port-priority 368 spanning-tree mst cost 369 spanning-tree mst configuration 369 instance (mst 370 name (mst - Dell PowerConnect 3548 | Command Line Interface Guide - Page 18
tree 375 spanning-tree guard root 389 29 SSH Commands 391 ip ssh port 391 ip ssh server 391 crypto key generate dsa 392 crypto key generate rsa 393 ip ssh pubkey-auth 393 crypto key pubkey-chain ssh 394 user-key 395 key-string 396 show ip ssh 398 show crypto key mypubkey 399 show crypto - Dell PowerConnect 3548 | Command Line Interface Guide - Page 19
servers 412 31 System Management 415 ping 415 traceroute 417 telnet 420 resume 423 reload 423 hostname 424 service cpu-utilization 425 stack master 425 stack reload 426 show stack 427 show users 428 show sessions 429 show system 430 show version 431 asset-tag 432 show system id 433 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 20
lockout 445 aaa login-history file 446 set username active 446 set line active 447 set enable-password active 447 show passwords configuration 448 show users login-history 450 show users accounts 451 34 Tunnel 453 interface tunnel 453 tunnel mode ipv6ip 453 tunnel isatap router 454 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 21
463 exit (Configuration 463 exit 464 end 464 help 465 terminal datadump 466 show history 467 show privilege 468 36 VLAN Commands 469 vlan database 469 vlan 469 interface vlan 470 interface range vlan 471 name 471 switchport access vlan 472 switchport trunk allowed vlan 473 switchport - Dell PowerConnect 3548 | Command Line Interface Guide - Page 22
vlan 477 switchport mode 478 switchport customer vlan 479 switchport protected 479 map protocol protocols-group 480 switchport general map protocols-group vlan 481 ip internal-usage-vlan 482 mac-to-vlan 483 show vlan mac-to-vlan 484 show vlan 484 show vlan protocols-groups 485 show vlan - Dell PowerConnect 3548 | Command Line Interface Guide - Page 23
https certificate 509 show crypto certificate mycertificate 510 show ip http 511 show ip https 512 39 802.1x Commands 515 aaa authentication dot1x 515 dot1x system-auth-control 516 dot1x port-control 516 dot1x re-authentication 517 dot1x timeout re-authperiod 518 dot1x re-authenticate 519 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 24
dot1x send-async-request-id 523 show dot1x 524 show dot1x users 527 show dot1x statistics 528 ADVANCED FEATURES 530 dot1x auth-not-req 530 dot1x multiple-hosts 531 dot1x single-host-violation 532 dot1x guest-vlan 533 dot1x guest-vlan enable 534 dot1x mac-authentication 534 dot1x traps mac - Dell PowerConnect 3548 | Command Line Interface Guide - Page 25
(console prompt) displays a list of commands available for that particular command mode. From each mode a specific command is used to navigate from one command mode to another. The standard order to access the modes is as follows: User EXEC mode, Privileged EXEC mode, Global Configuration mode - Dell PowerConnect 3548 | Command Line Interface Guide - Page 26
that do not change the configuration. To enter the next level, the Privileged EXEC mode, a password is required. The Privileged EXEC mode gives access to commands that are restricted on User EXEC mode and provides access to the device Configuration mode. The Global Configuration mode manages the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 27
The default host name is Console unless it was changed using the hostname command in the Global Configuration mode. Privileged EXEC Mode Privileged access is password protected to prevent unauthorized use because, many of the privileged commands set operating system parameters. The password is not - Dell PowerConnect 3548 | Command Line Interface Guide - Page 28
EXEC mode, the user can use one of the following commands: • exit • end • Ctrl+Z The following example illustrates how to access the Global Configuration mode and return to the Privileged EXEC mode: Console# Console# configure Console(config)# exit Console# Interface Configuration Mode and Specific - Dell PowerConnect 3548 | Command Line Interface Guide - Page 29
VT100 emulation. Go to www.microsoft.com for information on Windows 2000 service packs. For more information, see Dell™ PowerConnect™ 3500 Series User's Guide. 2 Enter the following commands to begin the configuration procedure: Console> enable Console# configure Console(config)# Using the CLI 29 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 30
administrator, enter: Console(config)# username admin password alansmith When working with the CLI, the command options are not displayed. The command is not selected from a menu, but is manually entered. To see what commands are available in each mode or within an interface configuration, the CLI - Dell PowerConnect 3548 | Command Line Interface Guide - Page 31
Configuration mode has been accessed. • The commands contain no encrypted data, like encrypted passwords or keys. Encrypted data cannot be copied and pasted into the device. Setup Wizard The CLI supports a Setup Wizard. This is an easy-to-use user interface which quickly guides the user in setting - Dell PowerConnect 3548 | Command Line Interface Guide - Page 32
. Repeating the key sequence will recall successively more recent commands. Moves the cursor to the beginning of the command line. Moves the cursor to the end of the command line. Returns back to the Privileged EXEC mode from any configuration mode. Deletes one character left to the cursor position - Dell PowerConnect 3548 | Command Line Interface Guide - Page 33
the console a Setup Wizard is invoked. The Setup Wizard guides you in setting up a minimum configuration, so that the device can be managed from the Web Based Interface. Refer to the Getting Started Guide and User Guide for more information on the Setup Wizard. This guide describes how the Command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 34
Ethernet Configuration GVRP Commands IGMP Snooping Commands IP Addressing Commands IPv6 Addressing Commands LACP Commands Line Commands LLDP Commands Login Banner Commands Management ACL Commands PHY Diagnostics Commands Power-over-Ethernet Commands Port Channel Commands Port Monitor Commands QoS - Dell PowerConnect 3548 | Command Line Interface Guide - Page 35
Command Group aaa authentication login aaa authentication enable login authentication enable authentication ip http authentication ip https authentication show authentication methods password enable password username Description Access Mode Defines login authentication. Global Configuration - Dell PowerConnect 3548 | Command Line Interface Guide - Page 36
of addresses that may be learned on the port while the port is in port security mode. Access Mode Interface (VLAN) Configuration Global Configuration Interface (VLAN) Configuration Interface (VLAN) Configuration Interface Configuration Interface (VLAN) Configuration Interface (VLAN) Configuration - Dell PowerConnect 3548 | Command Line Interface Guide - Page 37
-lock status. Displays current dynamic addresses in locked ports. Interface Configuration Privileged EXEC Privileged EXEC Privileged EXEC Privileged EXEC Privileged EXEC Privileged EXEC Privileged EXEC Privileged EXEC Clock Commands Command Group clock set clock source clock timezone clock summer - Dell PowerConnect 3548 | Command Line Interface Guide - Page 38
Configuration Global Configuration Global Configuration Interface Configuration Global Configuration Global Configuration Global Configuration User EXEC Privileged EXEC Privileged EXEC Configuration and Image Files Commands Command at startup. Access Mode Privileged EXEC Privileged EXEC Privileged EXEC - Dell PowerConnect 3548 | Command Line Interface Guide - Page 39
VLAN. ip dhcp snooping trust ip dhcp snooping information option allowed-untrusted ip dhcp snooping verify ip dhcp snooping database ip dhcp snooping database update-freq ip dhcp snooping binding clear ip dhcp snooping database show ip dhcp snooping show ip dhcp snooping binding Configures a port - Dell PowerConnect 3548 | Command Line Interface Guide - Page 40
port storm-control include-multicast port storm-control broadcast enable port storm-control broadcast rate show ports storm-control Description Enters the interface configuration mode to configure an Ethernet type interface. Enters the interface configuration mode to configure multiple Ethernet - Dell PowerConnect 3548 | Command Line Interface Guide - Page 41
on a specific VLAN Defines the source IP address that the IGMP Snooping querier uses. Displays information on dynamically learned Multicast router interfaces. Displays IGMP snooping configuration. Displays Multicast groups learned by IGMP snooping. Access Mode Global Configuration Interface (VLAN - Dell PowerConnect 3548 | Command Line Interface Guide - Page 42
IP Addressing Commands Command Group ip address ip address dhcp ip default-gateway show ip interface arp arp timeout clear arp-cache show arp ip domain-lookup ip domain-name ip name-server ip host clear host clear host dhcp show hosts Description Sets an IP address. Acquires an IP address on an - Dell PowerConnect 3548 | Command Line Interface Guide - Page 43
error messages. Displays the IPv6 ICMP error interval setting Access Mode Interface Configuration Interface Configuration Global Configuration Privileged EXEC Configures an IPv6 address for an interface. Configures an IPv6 link-local address for an interface. Enables the generation of Internet - Dell PowerConnect 3548 | Command Line Interface Guide - Page 44
LACP timeout. Displays LACP information for Ethernet ports. Displays LACP information for a port-channel. Access Mode Global Configuration Interface Configuration Interface Configuration Privileged EXEC Privileged EXEC Line Commands Command Group line speed autobaud exec-timeout history - Dell PowerConnect 3548 | Command Line Interface Guide - Page 45
history terminal history size Description Identifies a specific line for configuration and enters the Line Configuration command mode. Sets the line baud rate. Sets the line for automatic baud rate detection. Configures the interval that the system waits until user input is detected. Displays line - Dell PowerConnect 3548 | Command Line Interface Guide - Page 46
Protocol (LLDP) information that is advertised from a specific port. Displays information about discovered neighboring devices using Link Layer Discovery Protocol (LLDP) Interface configuration (Ethernet) Interface configuration (Ethernet) Privileged EXEC Privileged EXEC Privileged EXEC Privileged - Dell PowerConnect 3548 | Command Line Interface Guide - Page 47
copper cable length attached to a port. Access Mode Privileged EXEC User EXEC User EXEC Power-over-Ethernet Commands Command Group power inline power inline powereddevice power inline priority power inline usagethreshold power inline traps enable show power inline Description Configures the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 48
port monitoring status. Access Mode Interface Configuration User EXEC QoS Commands Command Group qos show qos priority-queue out num-of-queues traffic-shape rate-limit (Ethernet) wrr-queue cos-map show qos interface Description Enables quality of service (QoS) on the device and enters QoS - Dell PowerConnect 3548 | Command Line Interface Guide - Page 49
the system to basic mode and the "trust" state. Enables each port trust state. Configures the default port CoS value. Displays all the maps for QoS. Global Configuration Global Configuration Interface Configuration Interface Configuration User EXEC RADIUS Commands Command Group radius-server host - Dell PowerConnect 3548 | Command Line Interface Guide - Page 50
configuration. Displays RMON Ethernet statistics history. Configures Configures the maximum RMON tables sizes. Mode User EXEC Interface Configuration User EXEC User EXEC Global Configuration User EXEC User EXEC Global Configuration User EXEC User EXEC Global Configuration SNMP Commands Command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 51
Disables Spanning Tree on a specific port. Configures the Spanning Tree path cost for a port. Access Mode Global Configuration Global Configuration Global Configuration Global Configuration Global Configuration Global Configuration Interface Configuration Interface Configuration Command Groups 51 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 52
revision (mst) show (mst) exit (mst) abort (mst) show spanning-tree spanning-tree guard root Configures port priority. Enables PortFast mode. Overrides the default link-type setting. Sets the default path cost method. Defines bridge protocol data unit (BPDU) handling when Spanning Tree is disabled - Dell PowerConnect 3548 | Command Line Interface Guide - Page 53
incoming SSH sessions. Enters SSH Public Key-chain configuration mode. Specifies which SSH public key is manually configured and enters the SSH public key-string configuration command. Manually specifies a SSH public key. Displays the SSH server configuration. Displays the SSH public keys stored on - Dell PowerConnect 3548 | Command Line Interface Guide - Page 54
of a stack master. Reloads stack members. Displays information about stack status. Displays information about the active users. Access Mode User EXEC User EXEC User EXEC User EXEC Privileged EXEC Global Configuration Global Configuration Privileged EXEC User EXEC User EXEC 54 Command Groups - Dell PowerConnect 3548 | Command Line Interface Guide - Page 55
source IP address that will be used for the communication with TACACS+ servers. Sets the timeout value. Displays configuration and statistics for a TACACS+ servers. Mode Global Configuration Global Configuration Global Configuration Global Configuration Privileged EXEC TIC Commands Command Group - Dell PowerConnect 3548 | Command Line Interface Guide - Page 56
configuration mode. configures an IPv6 transition mechanism global support mode. configures a global string that represents a specific automatic tunnel router domain name. sets the local (source) tunnel interface IPv4 address. configures the interval between DNS Queries (before the IP address - Dell PowerConnect 3548 | Command Line Interface Guide - Page 57
User Interface Commands Command Group enable disable login configure exit (Configuration) exit end help terminal datadump show history show privilege Description Enters the privileged EXEC mode. Returns to User EXEC mode. Changes a login username. Enables the global configuration mode. Exits any - Dell PowerConnect 3548 | Command Line Interface Guide - Page 58
at ingress. Forbids adding specific VLANs to a port. Configures the VLAN membership mode of a port switchport customer vlan switchport protected map protocol protocols-group switchport general map protocols-group vlan ip internal-usage-vlan mac-to-vlan Set the port's VLAN when the interface is in - Dell PowerConnect 3548 | Command Line Interface Guide - Page 59
the voice VLAN status. Access Mode Global Configuration Global Configuration Global Configuration Global Configuration Interface configuration (Ethernet, port-channel) Interface configuration (Ethernet, port-channel EXEC mode Web Server Commands Command Group ip http server ip http port ip http - Dell PowerConnect 3548 | Command Line Interface Guide - Page 60
.1x. Enables 802.1x globally. Access Mode Global Configuration Global Configuration Enables manual control of the authorization state of the port Enables periodic re-authentication of the client. Interface Configuration Interface Configuration Sets the number of seconds between re-authentication - Dell PowerConnect 3548 | Command Line Interface Guide - Page 61
specified interface. Enables unauthorized users access to that VLAN. Allows multiple hosts (clients) on an 802.1xauthorized port that has the dot1x port-control Interface Configuration mode command set to auto. Configures the action to be taken, when a station whose MAC address is not the supplicant - Dell PowerConnect 3548 | Command Line Interface Guide - Page 62
62 Command Groups - Dell PowerConnect 3548 | Command Line Interface Guide - Page 63
cache. Specifies the device asset-tag. Sets the Address Table aging time. Enables filtering of Multicast addresses. Configures an external time source for the system clock. Configures the system to automatically switch to summer time (daylight saving time). Sets the time zone for display purposes - Dell PowerConnect 3548 | Command Line Interface Guide - Page 64
configuration (VLAN) mode. Creates Layer 2 ACLs. Creates Layer 2 ACLs. Sets an IP address. Defines a default gateway. Globally enables DHCP snooping. Configures the DHCP snooping binding file. Configures the update frequency of the DHCP snooping binding file. Configures a switch to accept DHCP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 65
line for configuration and enters the line configuration command mode. Logs messages to a syslog server. Limits syslog messages displayed from an internal buffer based on severity. Changes the number of syslog messages stored in the internal buffer. Limits messages logged to the console based on - Dell PowerConnect 3548 | Command Line Interface Guide - Page 66
. Sets the number of failed login attempts before a user account is locked. Adds a description of the powered device type attached to the interface. Configures the administrative mode of the inline power on an interface. Enables the egress queues to be SP queues. Enables Quality of Service (QoS - Dell PowerConnect 3548 | Command Line Interface Guide - Page 67
filter entries. Configures a new SNMP group or a table that maps SNMP users to SNMP views. Specifies the recipient of Simple Network Management Protocol notification operation. Sets up the information Protocol (SNTP) predefined Unicast clients. Enables Spanning Tree functionality. Command Modes 67 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 68
the source IP address that will be used for the communication with TACACS+ servers. Sets the timeout value. Establishes a username-based authentication system. Enters the VLAN database configuration mode. Maps CoS values to a specific egress queue. IC (Interface Configuration) Mode Command Group - Dell PowerConnect 3548 | Command Line Interface Guide - Page 69
has the dot1x port-control Interface Configuration mode command set to auto. Enables manual control of the authorization state of the port Enables user-based VLAN assignment. Enables periodic re-authentication of the client. Configures the action to be taken, when a station whose MAC address is not - Dell PowerConnect 3548 | Command Line Interface Guide - Page 70
includemulticast power inline power inline powered-device power inline priority qos cos qos cos qos trust (Interface) qos trust (Interface) rate-limit (Ethernet) rmon collection history Reserves a VLAN as the internal usage VLAN of an interface. Defines an IPv6 default gateway. Configures Multicast - Dell PowerConnect 3548 | Command Line Interface Guide - Page 71
access vlan Configures the VLAN ID when the interface is in access mode. switchport access vlan Defines the primary PVLAN. switchport customer vlan Set the port's VLAN when the interface is in customer mode. switchport forbidden vlan Forbids adding specific VLANs to a port. switchport - Dell PowerConnect 3548 | Command Line Interface Guide - Page 72
trunk allowed vlan switchport trunk native vlan traffic-shape Adds or removes VLANs from a port in general mode. Defines the port as a member of the specified VLAN, and the VLAN ID is the "port default VLAN ID (PVID)". Sets the shaper on an egress port. LC (Line Configuration) Mode Command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 73
(mst) name (mst) revision (mst) show (mst) Maps VLANs to the MST instance. Defines the configuration name. Defines the configuration revision number. Displays the current or pending MST region configuration. ML (MAC Access-List) Mode Command Group permit (MAC) Description Denies traffic if the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 74
by logging off the device. ip dhcp snooping binding Configures the update frequency of the DHCP snooping binding file. login Changes a login username. more Displays a file. reload Reloads the operating system. rename Renames a file. set enable-password active Reactivates a locked local - Dell PowerConnect 3548 | Command Line Interface Guide - Page 75
about password management. show ports security Displays the port-lock status. show ports security addresses Displays current dynamic addresses in locked ports. show ports storm-control Displays the storm control configuration. show radius-servers Displays the RADIUS server settings. show - Dell PowerConnect 3548 | Command Line Interface Guide - Page 76
to-VLAN database. Displays protocols-groups information. Reloads stack members. Diagnoses with TDR (Time Domain Reflectometry) technology the quality and characteristics of a copper cable attached to a port. SP (SSH Public Key) Mode Command Group key-string user-key Description Manually specifies - Dell PowerConnect 3548 | Command Line Interface Guide - Page 77
configuration. show ip igmp snooping mrouter Enables automatic learning of Multicast switch ports in the context of a specific VLAN. show ip igmp snooping mrouter Displays information on dynamically learned Multicast router interfaces. show lacp ethernet Displays LACP information for Ethernet - Dell PowerConnect 3548 | Command Line Interface Guide - Page 78
one of the egress queues. VC (VLAN Configuration) Mode Command Group Description bridge address Adds a static MAC-layer station source address to the bridge table. bridge multicast address Registers MAC-layer Multicast addresses to the bridge table, and adds static ports to the group. bridge - Dell PowerConnect 3548 | Command Line Interface Guide - Page 79
a specific VLAN. ip internal-usage-vlan Reserves a VLAN as the internal usage VLAN of an interface. mac-to-vlan Adds MAC addresses to the MAC-to-VLAN database. name Configures a name to a VLAN. vlan Creates a VLAN. IPAL (IP-Access List Configuration) Mode Command Group deny (IP) permit (IP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 80
80 Command Modes - Dell PowerConnect 3548 | Command Line Interface Guide - Page 81
Configuration The local user database is checked. This has the same effect as the command aaa authentication login default local. NOTE: On the console, login succeeds without any authentication check if the authentication method is not defined. Command Mode Global Configuration mode. AAA Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 82
is attempted at the local user database. If there is no database, then no authentication is performed. Console(config)# aaa authentication login radius local none aaa authentication enable The aaa authentication enable Global Configuration mode command defines authentication method lists for - Dell PowerConnect 3548 | Command Line Interface Guide - Page 83
enable. On the console, the enable password is used if it exists. If no password is set, the process still succeeds. This has the same effect as using the command aaa authentication enable default enable none. Command Mode Global Configuration mode. User Guidelines • The default and optional list - Dell PowerConnect 3548 | Command Line Interface Guide - Page 84
the default set with the command aaa authentication login. Command Mode Line Configuration mode. User Guidelines • Changing login authentication from default to another value may disconnect the telnet session. Example The following example specifies the default authentication method for a console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 85
accessing a higher privilege level from a console. Console(config)# line console Console(config-line)# enable authentication default ip http authentication The ip http authentication Global Configuration mode command specifies authentication methods for HTTP server users. Use the no form of this - Dell PowerConnect 3548 | Command Line Interface Guide - Page 86
. Console(config)# ip http authentication radius local ip https authentication The ip https authentication Global Configuration mode command specifies authentication methods for HTTPS server users. Use the no form of this command to return to the default configuration. Syntax • ip https - Dell PowerConnect 3548 | Command Line Interface Guide - Page 87
• show authentication methods Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the authentication configuration. Console# sh authentication methods - Dell PowerConnect 3548 | Command Line Interface Guide - Page 88
. Default Configuration No password is defined. Command Mode Line Configuration mode. User Guidelines If a password is defined as encrypted, the required password length is 32 characters. Example The following example specifies password secret on a console. Console(config)# line console Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 89
password is defined. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example sets local level 15 password secret to control access to privilege levels. Console(config)# enable password level 15 secret username The username - Dell PowerConnect 3548 | Command Line Interface Guide - Page 90
Default Configuration No user is defined. Command Mode Global Configuration mode User Guidelines User account can be created without a password. Example The following example configures user bob with password lee and user level 15 to the system. Console(config)# username bob password lee level 15 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 91
mode. User Guidelines • IPv4 ACLs are defined by a unique name. An IPv4 ACL and MAC ACL cannot share the same name. Example The following example shows how to define an IPv4 access list called dell-access-1 and to place the device in IPv4 access list configuration mode. Console(config)# ip - Dell PowerConnect 3548 | Command Line Interface Guide - Page 92
port} {any|{destination destinationwildcard}} {any|destination-port} [dscp number | ip-precedence number] [src-port-wildcard sourceport-wildcard] [dst-port-wildcard ] • source - Specifies the source IP address the DSCP value. • ip-precedence number - Specifies the IP precedence value. • icmp-type - Dell PowerConnect 3548 | Command Line Interface Guide - Page 93
mode. User Guidelines • Use the ip access-list Global Configuration mode command to enable the IP-Access List Configuration mode. • Before an Access Control Element (ACE) is added to an ACL, all packets are permitted. After an ACE is added, an implied deny-any-any condition exists at the end - Dell PowerConnect 3548 | Command Line Interface Guide - Page 94
}} {any|destination-port} [dscp number | ip-precedence number] [src-portwildcard source-port-wildcard] [dst-port-wildcard source-port-wildcard] • disable-port - Specifies that the Ethernet interface is disabled if the condition is matched. • source - Specifies the Source IP address of the packet - Dell PowerConnect 3548 | Command Line Interface Guide - Page 95
mode. User Guidelines • Use the ip access-list Global Configuration mode command to enable the IP-Access List Configuration mode. • Before an Access Control Element (ACE) is added to an ACL, all packets are permitted. After an ACE is added, an implied deny-any-any condition exists at the end - Dell PowerConnect 3548 | Command Line Interface Guide - Page 96
(config)# mac access-list macl-1 Console(config-mac-al)# permit (MAC) The permit MAC-Access List Configuration mode command sets permit conditions for a MAC access list. Syntax • permit {any | { source source-wildcard} any | {destination destination-wildcard}} [vlan vlan-id] [cos cos cos-wildcard - Dell PowerConnect 3548 | Command Line Interface Guide - Page 97
. • eth-type - Specifies the packet's Ethernet type in hexadecimal format. (0 - 05dd-ffff {hex}) Default Configuration No MAC access list is defined. Command Mode MAC-Access List Configuration mode. User Guidelines • MAC BPDU packets cannot be denied. • Each MAC address in the ACL is a ACE (Access - Dell PowerConnect 3548 | Command Line Interface Guide - Page 98
. Default Configuration This command has no default configuration. Command Mode Interface (Ethernet, Port-Channel) Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example, binds (services) an ACL to VLAN 2. console# config console(config - Dell PowerConnect 3548 | Command Line Interface Guide - Page 99
name] • name - Name of the ACL. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example displays the access lists. Console# show access-lists MAC access list macl - Dell PowerConnect 3548 | Command Line Interface Guide - Page 100
Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example displays an ACLs applied on the device interfaces: console# show access-lists MAC access list macA permit any console# show interfaces access-lists Interface - Dell PowerConnect 3548 | Command Line Interface Guide - Page 101
port changes mode to unlock learning (no port security command). This parameter is only available when the port is in the learning locked mode. Default Configuration No static addresses are defined. The default mode for an added address is permanent. Command Mode Interface Configuration (VLAN) mode - Dell PowerConnect 3548 | Command Line Interface Guide - Page 102
Default Configuration Filtering Multicast addresses is disabled. All Multicast addresses are flooded to all ports. Command Mode Global Configuration mode. User Guidelines • If Multicast routers exist on the VLAN, do not change the unregistered Multicast addresses state to drop on the switch ports - Dell PowerConnect 3548 | Command Line Interface Guide - Page 103
and no spaces; a hyphen is used to designate a range of ports. Default Configuration No Multicast addresses are defined. Command Mode Interface configuration (VLAN) mode. User Guidelines • If the command is executed without add or remove, the command only registers the group in the bridge database - Dell PowerConnect 3548 | Command Line Interface Guide - Page 104
Interface Configuration (VLAN) mode command forbids adding a specific Multicast address to specific ports. Use the no form of this command to return to the default configuration. Syntax • bridge multicast forbidden address {mac-multicast-address | ip-multicast-address} {add | remove} {ethernet - Dell PowerConnect 3548 | Command Line Interface Guide - Page 105
. Console (config)# bridge multicast unregistered forwarding bridge multicast forward-all The bridge multicast forward-all Interface Configuration (VLAN) mode command enables forwarding all Multicast packets on a port. Use the no form of this command to restore the default configuration. Address - Dell PowerConnect 3548 | Command Line Interface Guide - Page 106
disabled. Command Mode Interface Configuration (VLAN) mode. User Guidelines There are no user guidelines for this command. Example The following example forwards all Multicast packets on port 1/e8. Console(config)# interface vlan 2 Console(config-if)# bridge multicast forward-all add ethernet 1/e8 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 107
VLAN 2. Console(config)# interface vlan 2 Console(config-if)# bridge multicast forbidden forward-all add ethernet 1/e1 bridge aging-time The bridge aging-time Global Configuration mode command sets the Address Table aging time. Use the no form of this command to restore the default configuration - Dell PowerConnect 3548 | Command Line Interface Guide - Page 108
. Syntax • clear bridge Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example clears the bridge tables. Console# clear bridge 108 Address Table Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 109
This setting is disabled. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. 802.1x multiple host mode must be enabled. Example The following example enables port 1/e1 to forward all packets without learning addresses of - Dell PowerConnect 3548 | Command Line Interface Guide - Page 110
are enabled. Default Configuration This setting is disabled. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example sets port security mode to dynamic for Ethernet interface 1/e7. Console(config - Dell PowerConnect 3548 | Command Line Interface Guide - Page 111
setting is 1 address. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines This command is only relevant in dynamic learning modes. Example The following example sets the maximum number of addresses that are learned on port 1/e7 before it is locked to 20. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 112
address-table [vlan vlan] [ethernet interface | port-channel port-channel-number] • vlan - Specifies a valid VLAN, such as VLAN 1. • interface - A valid Ethernet port. • port-channel-number - A valid port-channel number. Default Configuration This command has no default configuration. Command Mode - Dell PowerConnect 3548 | Command Line Interface Guide - Page 113
as VLAN 1. • interface - A valid Ethernet port number. • port-channel-number - A valid port-channel number. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Address Table Commands 113 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 114
valid VLAN, such as VLAN 1. • interface - A valid Ethernet port. • port-channel-number - A valid port-channel number. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. 114 Address Table - Dell PowerConnect 3548 | Command Line Interface Guide - Page 115
. • ip-multicast-address - A valid IP Multicast address. • format ip|mac - Multicast address format. Can be ip or mac. If the format is unspecified, the default is mac. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines • A MAC address - Dell PowerConnect 3548 | Command Line Interface Guide - Page 116
static static dynamic Ports --------1/e1,2/e2 1/e1-8 1/e9-11 Forbidden ports for Multicast addresses: Vlan ---1 19 IP/MAC Address 224-239.130|2.2.3 224-239.130|2.2.8 Ports -----2/e8 2/e8 NOTE: A Multicast MAC address maps to multiple IP addresses as shown above. 116 Address Table Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 117
This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines • There are no user guidelines for this command. Example The following example displays the Multicast configuration for VLAN 1. Console # show bridge multicast filtering 1 Filtering: Enabled VLAN: 1 Port - Dell PowerConnect 3548 | Command Line Interface Guide - Page 118
Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines A MAC address can be displayed in IP format only if it's in the range 0100.5e00.0000 through 0100.5e7f.ffff. Example Console# show bridge multicast address-table static MAC-GROUP table Vlan - Dell PowerConnect 3548 | Command Line Interface Guide - Page 119
Vlan ---- Group Address Source Address ------- Ports ---------- show bridge multicast filtering The show bridge multicast filtering Privileged EXEC mode command displays the Multicast filtering configuration. Syntax • show bridge multicast filtering vlan-id • vlan-id - VLAN ID value. Default - Dell PowerConnect 3548 | Command Line Interface Guide - Page 120
Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the Multicast configuration for VLAN 1. Console# show bridge multicast filtering 1 Filtering: Enabled VLAN: 1 Port ---1/e1 1/e2 1/e3 Forward-Unregistered - Dell PowerConnect 3548 | Command Line Interface Guide - Page 121
user guidelines for this command. Example The following example displays all classes of entries in the port-lock status. Console # show ports security Port 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 - 1 Trap -------- Frequenc y -------- Address Table Commands 121 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 122
ports. Syntax • show ports security addresses [ethernet interface | port-channel port-channel-number] • interface - A valid Ethernet port. • port-channel-number - A valid port-channel number Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 123
Max-addresses 0 Maximum ------1 1 1 1 10 50 128 The following example displays dynamic addresses in currently locked port 1/e1. Console# show ports security addresses ethernet 1/e1 Port ---1/e1 Status -------Disabled Learning -------Lock Current ------- Maximum ------1 Address Table Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 124
124 Address Table Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 125
year (2000 - 2097). Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example sets the system time to 13:32:00 on the 7th March 2002. Console# clock set 13:32:00 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 126
. Command Mode Global Configuration mode User Guidelines There are no user guidelines for this command. Examples The following example configures an external time source for the system clock. Console(config)# clock source sntp clock timezone The clock timezone Global Configuration mode command sets - Dell PowerConnect 3548 | Command Line Interface Guide - Page 127
when the time is manually set. Examples The following example sets the timezone to 6 hours difference from UTC. Console(config)# clock timezone -6 zone CST clock summer-time The clock summer-time Global Configuration mode command configures the system to automatically switch to summer time (daylight - Dell PowerConnect 3548 | Command Line Interface Guide - Page 128
timezone has not been defined, the default is UTC. Command Mode Global Configuration mode. User Guidelines • In both the date and recurring forms of the command, the first part of the command specifies when summer time begins, and the second part specifies when it ends. All times are relative to the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 129
value (Range: up to 8 characters) Default Configuration No authentication key is defined. Command Mode Global Configuration mode. User Guidelines • Multiple keys can be generated. Examples The following example defines the authentication key for SNTP. Console(config)# sntp authentication-key 8 md5 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 130
. Command Mode Global Configuration mode. User Guidelines • The command is relevant for both received Unicast and Broadcast. • If there is at least 1 trusted key, then unauthenticated messages will be ignored. Examples The following example authenticates the identity of system 8. Console(config - Dell PowerConnect 3548 | Command Line Interface Guide - Page 131
86400) Default Configuration Polling interval is 1024 seconds. Command Mode. Global Configuration mode User Guidelines There are no user guidelines for this command. Examples The following example sets the polling time for the Simple Network Time Protocol (SNTP) client to 120 seconds. Console(config - Dell PowerConnect 3548 | Command Line Interface Guide - Page 132
. User Guidelines • Polling time is determined by the sntp client poll timer Global Configuration mode command. • Use the sntp client enable Interface Configuration mode command to enable the SNTP client on a specific interface. Examples The following example enables SNTP Anycast clients. console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 133
Broadcast and Anycast updates. Use the no form of this command to disable the SNTP client. Syntax • sntp client enable • no sntp client enable Default Configuration The SNTP client is disabled on an interface. Command Mode Interface configuration (Ethernet, port-channel, VLAN) mode. Clock 133 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 134
Examples The following example enables the SNTP client on Ethernet port 1/e3. Console(config)# interface ethernet 1/e3 Console(config-if)# sntp client enable sntp unicast client enable The sntp unicast client enable Global Configuration mode command enables the device to use the Simple Network Time - Dell PowerConnect 3548 | Command Line Interface Guide - Page 135
is disabled. Command Mode Global Configuration mode. User Guidelines • Polling time is determined by the sntp client poll timer Global Configuration mode command. Examples The following example enables polling for Simple Network Time Protocol (SNTP) predefined Unicast clients. Console(config)# sntp - Dell PowerConnect 3548 | Command Line Interface Guide - Page 136
- 4294967295) Default Configuration No servers are defined. Command Mode Global Configuration mode. User Guidelines • Up Configuration mode command. • The IPv6Z address format: % - interface-name - vlan | ch | isatap | - Dell PowerConnect 3548 | Command Line Interface Guide - Page 137
Console(config)# sntp server 192.1.1.1 show clock The show clock User EXEC mode command displays the time and date from the system clock. Syntax • show clock [detail] • detail - Shows timezone and summertime configuration. Default Configuration This command has no default configuration. Command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 138
April at 2:00. Ends at last Sunday of October at 2:00. Offset is 60 minutes. show sntp configuration The show sntp configuration Privileged EXEC mode command shows the configuration of the Simple Network Time Protocol (SNTP). Syntax • show sntp configuration Default Configuration This command has no - Dell PowerConnect 3548 | Command Line Interface Guide - Page 139
Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example displays the current SNTP configuration of the device. Console# show sntp configuration Polling interval: 7200 seconds MD5 Authentication keys: 8, 9 Authentication is - Dell PowerConnect 3548 | Command Line Interface Guide - Page 140
Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example shows the status of the SNTP. Console Interface --------176.1.11.8 ------VLAN 118 Status Last response - Dell PowerConnect 3548 | Command Line Interface Guide - Page 141
Configuration and Image Files copy The copy Privileged EXEC mode command copies any file from a source to IP address or hostname. An out-of-band IP address can be specified as described in the usage guidelines. Source for the file from a serial connection that uses the Xmodem protocol. Configuration - Dell PowerConnect 3548 | Command Line Interface Guide - Page 142
://member/ backup-config logging Represents the backup configuration file. Backup configuration file on one of the units. Copy from a syslog file. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines • The location of a file system - Dell PowerConnect 3548 | Command Line Interface Guide - Page 143
the copy startup-config flash: //FILE_NAME command to backup the startup configuration to the backup configuration file. Example The following example copies a system image named file1 from the TFTP server with an IP address of 172.16.101.101 to non active image file. console# copy tftp://172.16.101 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 144
the startup configuration file. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines • *.sys, *.prv, image-1 and image-2 files cannot be deleted. Examples The following example deletes file test from flash memory. Console# delete flash - Dell PowerConnect 3548 | Command Line Interface Guide - Page 145
Console# delete startup-config dir The dir Privileged EXEC mode command displays a list of files on a flash file system. Syntax • dir Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 146
a URL is specified without a prefix. Represents the current running configuration file. Represents the startup configuration file. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines • Files are displayed in ASCII format, except for - Dell PowerConnect 3548 | Command Line Interface Guide - Page 147
the contents of file configuration.bak. Console# more configuration.bak interface range ethernet 1/e(1-4) duplex half exit interface range ethernet 2/g(1-4) switchport mode general exit vlan database vlan 2 exit interface range ethernet 2/g(1-4) switchport general allowed vlan add 2 exit interface - Dell PowerConnect 3548 | Command Line Interface Guide - Page 148
, the default setting is the master unit number. Command Mode Privileged EXEC mode. User Guidelines • Use the show bootvar command to find out which image is the active image. Examples The following example loads system image 1 at device startup. Console# boot system image-1 148 Configuration and - Dell PowerConnect 3548 | Command Line Interface Guide - Page 149
configuration. Command Mode Privileged EXEC mode. User Guidelines • This command displays the factory default settings at the end of the running configuration file contents. Example The following example displays the contents of the running configuration file. console# show running-config voice vlan - Dell PowerConnect 3548 | Command Line Interface Guide - Page 150
no back-pressure Gigabit Ethernet Ports no shutdown speed 1000 duplex full negotiation flow-control off mdix auto no back-pressure console# show startup-config The show startup-config Privileged EXEC mode command displays the contents of the startup configuration file. 150 Configuration and Image - Dell PowerConnect 3548 | Command Line Interface Guide - Page 151
. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example displays the contents of the running configuration file. Console# show startup-config software version 1.1 hostname device interface ethernet 1/e1 ip address 176 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 152
number. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example displays the active system image file that is loaded by the device at startup. Console# show - Dell PowerConnect 3548 | Command Line Interface Guide - Page 153
• no ip dhcp snooping Default Configuration The default configuration is disabled. Command Mode Global Configuration mode. User Guidelines • For any DHCP snooping configuration to take effect, you must globally enable DHCP snooping. DHCP snooping is not active until you enable snooping on a VLAN by - Dell PowerConnect 3548 | Command Line Interface Guide - Page 154
: console(config)# ip dhcp snooping vlan 1000 ip dhcp snooping trust The ip dhcp snooping trust Interface Configuration (Ethernet, Port-channel) mode command configures a port as trusted for DHCP snooping purposes. Use the no form of this command to return to the default settings. Syntax • ip dhcp - Dell PowerConnect 3548 | Command Line Interface Guide - Page 155
from an untrusted port. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example configures a switch to accept DHCP packets with option-82 information from an untrusted port:. console(config)#ip dhcp snooping information - Dell PowerConnect 3548 | Command Line Interface Guide - Page 156
. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example configures a switch to verify on an untrusted port that the source MAC address in a DHCP packet matches the client hardware address. console(config)#ip dhcp snooping - Dell PowerConnect 3548 | Command Line Interface Guide - Page 157
default configuration is 1200. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example configures the update frequency of the DHCP snooping binding file to be 24000 seconds. console(config)# ip dhcp snooping database update - Dell PowerConnect 3548 | Command Line Interface Guide - Page 158
configures the DHCP snooping binding database and adds binding entries to the database. Console# ip dhcp snooping binding 3aa2.64b3.a245 1000 131.108.1.27 ethernet 1/e16 expiry 3000 clear ip dhcp snooping database The clear ip dhcp snooping database Privileged EXEC mode command clears the DHCP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 159
: Console# clear ip dhcp snooping database show ip dhcp snooping The show ip dhcp snooping User EXEC mode command displays the DHCP snooping configuration. Syntax • show ip dhcp snooping [ethernet interface | port-channel port-channel-number] • interface - Specifies an Ethernet port. • port-channel - Dell PowerConnect 3548 | Command Line Interface Guide - Page 160
ip dhcp snooping binding User EXEC mode command displays the DHCP snooping binding database and configuration information for all interfaces on a switch. Syntax • show ip dhcp snooping binding [mac-address mac-address] [ip-address ip-address] [vlan vlan-id] [ethernet interface | port-channel port - Dell PowerConnect 3548 | Command Line Interface Guide - Page 161
User Guidelines There are no user guidelines for this command. Example The following example displays the DHCP snooping configuration. Console# show ip dhcp snooping binding Total number of binding: 2 MAC Adreess IP Address Lease (sec) Type VLAN Interface console# DHCP Snooping 161 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 162
162 DHCP Snooping - Dell PowerConnect 3548 | Command Line Interface Guide - Page 163
Valid Ethernet port. (Full syntax: unit/port) Default Configuration This command has no default configuration. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example enables configuring Ethernet port 5/e18. Console(config - Dell PowerConnect 3548 | Command Line Interface Guide - Page 164
e24 Console(config-if)# shutdown The shutdown Interface Configuration (Ethernet, port-channel) mode command disables an interface. Use the no form of this command to restart a disabled interface. Syntax • shutdown • no shutdown Default Configuration The interface is enabled. Command Mode Interface - Dell PowerConnect 3548 | Command Line Interface Guide - Page 165
not have a description. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example adds a description to Ethernet port 1/e5. Console(config)# interface ethernet 1/e5 Console(config-if)# description - Dell PowerConnect 3548 | Command Line Interface Guide - Page 166
. Default Configuration Maximum port capability. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines • There are no user guidelines for this command. Example The following example configures the speed operation of Ethernet port 1/e5 to 100 Mbps operation. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 167
Default Configuration The interface is set to full duplex. Command Mode Interface Configuration (Ethernet) mode. User Guidelines • When configuring a particular duplex mode on the port operating at 10/100 Mbps, disable the auto- negotiation on that port. • Half duplex mode can be set only for ports - Dell PowerConnect 3548 | Command Line Interface Guide - Page 168
. User Guidelines • Negotiation should be enabled for flow control auto. Example The following example enables flow control on port 1/e5. Console(config)# interface ethernet 1/e5 Console(config-if)# flowcontrol on mdix The mdix Interface Configuration (Ethernet) mode command enables cable crossover - Dell PowerConnect 3548 | Command Line Interface Guide - Page 169
Default Configuration The default setting is on. Command Mode Interface Configuration (Ethernet) mode. User Guidelines • Auto: All possibilities to connect a PC with cross or normal cables are supported and are automatically detected. • On: It is possible to connect to a PC only with a normal cable - Dell PowerConnect 3548 | Command Line Interface Guide - Page 170
port-channel number. Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example clears the counters for interface 1/e1. Console> clear counters ethernet 1/e1 set interface - Dell PowerConnect 3548 | Command Line Interface Guide - Page 171
Mode Privileged EXEC mode. User Guidelines • This command is used to activate interfaces that were configured to be active, but were shutdown by the system for some reason (for example port security. Example The following example reactivates interface 1/e5. Console# set interface active ethernet - Dell PowerConnect 3548 | Command Line Interface Guide - Page 172
The following examples display autonegotiation information. Console# show interfaces advertise Port ---1/e1 1/e2 1/e3 1/e4 1/ configuration The show interfaces configuration Privileged EXEC mode command displays the configuration for all configured interfaces. 172 Ethernet Configuration Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 173
interfaces configuration [ethernet interface | port-channel port-channel-number ] • interface - Valid Ethernet port. (Full syntax: unit/port) • port-channel-number - Valid port-channel number. Default Configuration This command has no default configuration. Command Modes Privileged EXEC mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 174
mode command displays the status of all configured interfaces. Syntax • show interfaces status [ethernet interface| port-channel port-channel-number] • interface - A valid Ethernet port. (Full syntax: unit/port) • port-channel-number - A valid port-channel number. Default Configuration This command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 175
Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the status of all configured interface. Console# show interfaces status Port -- Down -- -- Down -- Mdix Mode -------On Ethernet Configuration Commands 175 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 176
EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays descriptions of configured interfaces. Console# show interfaces description Port ---1/e1 1/e2 1/e3 1/e4 1/e5 1/e6 ch1 ch2 Description ----------lab 176 Ethernet Configuration Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 177
counters [ethernet interface | port-channel port-channel-number] • interface - A valid Ethernet port. (Full syntax: unit/port) • port-channel-number - A valid port-channel number. Default Configuration This command has no default configuration. Command Modes Privileged EXEC mode. User Guidelines - Dell PowerConnect 3548 | Command Line Interface Guide - Page 178
Ethernet port 1/e1. Console# show interfaces counters ethernet 1/e1 Port InOctets 1/e1 183892 InUcastPkts InMcastPkts 0 0 InBcastPkts ----------0 Port : 0 Internal MAC Rx Errors: 0 Symbol Errors: 0 Received Pause Frames: 0 Transmitted Pause Frames: 0 178 Ethernet Configuration Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 179
Interface Configuration (Ethernet) mode command counts Multicast packets in Broadcast storm control. Use the no form of this command to disable counting Multicast packets. Syntax • port storm-control include-multicast • no port storm-control include-multicast Count unknown Unicast packets. Default - Dell PowerConnect 3548 | Command Line Interface Guide - Page 180
enable • no port storm-control broadcast enable Default Configuration Broadcast storm control is disabled. Command Modes Interface Configuration (Ethernet) mode. User Guidelines • Use the port storm-control broadcast rate Interface Configuration (Ethernet) mode command, to set the maximum allowable - Dell PowerConnect 3548 | Command Line Interface Guide - Page 181
Configuration (Ethernet) mode. User Guidelines • Use the port storm-control broadcast enable Interface Configuration mode command to enable Broadcast storm control. Example The following example configures the maximum storm control Broadcast rate at 900 Kbits/Sec on Ethernet port 1/e5. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 182
Ethernet port. (Full syntax: unit/port) Default Configuration This command has no default configuration. Command Modes Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the storm control configuration. Console# show ports - Dell PowerConnect 3548 | Command Line Interface Guide - Page 183
Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example enables GVRP globally on the device. Console(config)# gvrp enable gvrp enable (Interface) The gvrp enable Interface Configuration (Ethernet, port-channel) mode command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 184
. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines • An access port does not dynamically join a VLAN because it is always a member in only one VLAN. • Membership in an untagged VLAN is propagated in the same way as in a tagged VLAN. That is, the PVID is manually - Dell PowerConnect 3548 | Command Line Interface Guide - Page 185
following example sets the leave timer for Ethernet port 1/e6 to 900 milliseconds. Console(config)# interface ethernet 1/e6 Console(config-if)# garp timer leave 900 gvrp vlan-creation-forbid The gvrp vlan-creation-forbid Interface Configuration (Ethernet, port-channel) mode command disables dynamic - Dell PowerConnect 3548 | Command Line Interface Guide - Page 186
VLANs on the port is allowed. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example forbids dynamic registration of VLANs on Ethernet port 1/e6. Console(config)# interface ethernet 1/e6 Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 187
information on Ethernet port 1/e6. console# clear gvrp statistics ethernet 1/e6 show gvrp configuration The show gvrp configuration User EXEC mode command displays GVRP configuration information, including timer values, whether GVRP and dynamic VLAN creation is enabled, and which ports are running - Dell PowerConnect 3548 | Command Line Interface Guide - Page 188
[ethernet interface | port-channel port-channel-number] • interface - A valid Ethernet port. (Full syntax: unit/port) • port-channel-number - A valid port-channel number. Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user - Dell PowerConnect 3548 | Command Line Interface Guide - Page 189
[ethernet interface | port-channel port-channel-number] • interface - A valid Ethernet port. (Full syntax: unit/port) • port-channel-number - A valid port-channel number. Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user - Dell PowerConnect 3548 | Command Line Interface Guide - Page 190
. Console> show gvrp error-statistics GVRP Error Statistics: Legend: INVPROT : Invalid Protocol Id INVALEN : Invalid Attribute Length INVATYP : Invalid Attribute Type INVEVENT: Invalid Event INVAVAL : Invalid Attribute Value Port INVPROT INVATYP INVAVAL INVALEN INVEVENT 190 GVRP Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 191
snooping is disabled. Command Mode Global Configuration mode. User Guidelines • IGMP snooping can only be enabled on static VLANs. It must not be enabled on Private VLANs or their community VLANs. Example The following example enables IGMP snooping. Console(config)# ip igmp snooping ip igmp snooping - Dell PowerConnect 3548 | Command Line Interface Guide - Page 192
mrouter learn-pim-dvmrp • no ip igmp snooping mrouter learn-pim-dvmrp Default Configuration Automatic learning of Multicast router ports is enabled. Command Mode Interface Configuration (VLAN) mode. User Guidelines • Multicast router ports can be configured statically using the bridge multicast - Dell PowerConnect 3548 | Command Line Interface Guide - Page 193
Configuration (VLAN) mode command configures the mrouter-time-out. The ip igmp snooping mrouter-time-out Interface Configuration (VLAN) mode command is used for setting the aging-out time after Multicast router ports are automatically learned. Use the no form of this command to return to the default - Dell PowerConnect 3548 | Command Line Interface Guide - Page 194
The default value is 300 seconds. Command Mode Interface Configuration (VLAN) mode. User Guidelines There are no user guidelines for this command. Example The following example configures the Multicast router timeout to 200 seconds. Console(config)# interface vlan 2 Console(config-if)# ip igmp - Dell PowerConnect 3548 | Command Line Interface Guide - Page 195
enable • no ip igmp snooping querier enable Default Configuration Disabled. Command Mode Interface Configuration (VLAN) mode. User Guidelines • IGMP snooping querier can be enabled on a VLAN only if IGMP snooping is enabled for that VLAN. • No more than one switch can be configured as an IGMP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 196
ghost-vlan)# ip igmp snooping querier enable console(config-if-ghost-vlan)# ip igmp snooping querier address The ip igmp snooping querier address Interface Configuration mode command defines the source IP address used by the IGMP Snooping querier. Use the no form of this command to return to default - Dell PowerConnect 3548 | Command Line Interface Guide - Page 197
enable console(config-if-ghost-vlan)# ip igmp snooping querier address % missing mandatory parameter console(config-if-ghost-vlan)# ip igmp snooping querier address 1.1.1.1 console(config-if-ghost-vlan)# show ip igmp snooping mrouter The show ip igmp snooping mrouter User EXEC mode command displays - Dell PowerConnect 3548 | Command Line Interface Guide - Page 198
Ports ---- ----- 1000 1/e19 show ip igmp snooping interface The show ip igmp snooping interface User EXEC mode command displays IGMP snooping configuration. Syntax • show ip igmp snooping interface vlan-id • vlan-id - VLAN number. Default Configuration This command has no default configuration - Dell PowerConnect 3548 | Command Line Interface Guide - Page 199
User EXEC mode command displays Multicast groups learned by IGMP snooping. Syntax • show ip igmp snooping groups [vlan vlan-id] [address ip-multicast-address] • vlan-id - VLAN number. • ip-multicast-address - IP Multicast address. Default Configuration This command has no default configuration - Dell PowerConnect 3548 | Command Line Interface Guide - Page 200
mode. User Guidelines • To see the full Multicast Address Table (including static addresses) use the show bridge multicast address-table Privileged EXEC command. Example The following example shows IGMP snooping information on Multicast groups. Console> show ip igmp snooping groups Vlan ---1 19 IP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 201
. Command Mode Interface Configuration (Ethernet, VLAN, port-channel) mode. User Guidelines • An IP address cannot be configured for a range of interfaces (range context). Example The following example configures VLAN 1 with IP address 131.108.1.27 and subnet mask 255.255.255.0. Console(config - Dell PowerConnect 3548 | Command Line Interface Guide - Page 202
mode command. (Range: 1-20 characters) Default Configuration This command has no default configuration. Command Mode Interface Configuration (Ethernet, VLAN, port-channel) mode. User Guidelines • The ip address dhcp command allows any interface to dynamically learn its IP address by using the DHCP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 203
gateway 192.168.1.1. Console(config)# ip default-gateway 192.168.1.1 show ip interface The show ip interface User EXEC mode command displays the usability status of configured IP interfaces. Syntax • show ip interface [ethernet interface-number | vlan vlan-id | port-channel port-channel number - Dell PowerConnect 3548 | Command Line Interface Guide - Page 204
. • hw_addr - Valid MAC address to map to the specified IP address or IP alias. • interface-number - Valid Ethernet port. • vlan-id - Valid VLAN number. • port-channel number - Valid Port-channel number. Default Configuration This command has no default configuration. 204 IP Addressing Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 205
The default timeout is 60000 seconds. Command Mode Global Configuration mode. User Guidelines • It is recommended not to set the timeout value to less than 3600. Example The following example configures the ARP timeout to 12000 seconds. Console(config)# arp timeout 12000 IP Addressing Commands 205 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 206
. • interface - Displays the ARP entry of a specific Ethernet port interface. • port-channel-number - Displays the ARP entry of a specific Port-channel number interface. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. 206 IP Addressing Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 207
translation is enabled. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Examples The following example enables IP Domain Naming System (DNS)-based host name-to-address translation. Console(config)# ip domain-lookup IP Addressing Commands 207 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 208
host name-to-address entry. Static entries are read first, followed by DHCP entries and DNS-protocol entries. Examples The following example defines default domain name dell.com. Console(config)# ip domain-name dell.com ip name-server The ip name-server Global Configuration mode command defines the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 209
Global Configuration mode. User Guidelines • Up to 64 host name-to address mapping entries are permitted in the host cache. Examples The following example defines a static host name-to-address mapping in the host cache. Console(config)# ip host accounting.dell.com 176.10.23.1 IP Addressing Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 210
Configuration Protocol (DHCP). Syntax • clear host dhcp {name | *} • name - Specifies the host entry to be removed. (Range: 1 - 158 characters) • * - Removes all entries. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. 210 IP Addressing Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 211
mapping temporarily until the next renewal of the IP address. Examples The following example deletes all entries from the host name-to-address mapping. Console# clear host dhcp * show hosts The show hosts Privileged EXEC mode command displays the default domain name; a list of name server hosts; the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 212
order): 176.16.1.18 176.16.1.19 Configured host name-to-address mapping: Host Addresses ---- --------- accounting.gm.com 176.16.8.8 176.16.8.9 (DHCP) Cache: Host ---www.stanford.edu TTL(Hours) Total Elapsed Type 72 3 IP Addresses --------171.64.14.203 212 IP Addressing Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 213
procedure is enabled. Command Mode Interface Configuration (Ethernet, VLAN, Port-channel) mode. This command cannot be configured for a range of interfaces (range context). User Guidelines • The ipv6 enable command automatically configures an IPv6 link-local unicast address on the interface while - Dell PowerConnect 3548 | Command Line Interface Guide - Page 214
on the interface, no addresses are assigned by default. Command Mode Interface Configuration (Ethernet, VLAN, Port-channel) mode. User Guidelines • When address autoconfig is enabled, router solicitation ND procedure is initiated to discover a router and assign IP addresses to the interface, based - Dell PowerConnect 3548 | Command Line Interface Guide - Page 215
command Privileged EXEC mode command displays the IPv6 ICMP error interval setting. Syntax • show ipv6 icmp error-interval Default Configuration This command has no default setting. Command Mode Privileged EXEC mode. User Guidelines • There are no user guidelines for this command. IPv6 Addressing - Dell PowerConnect 3548 | Command Line Interface Guide - Page 216
bits of the IPv6 address based on the interface MAC address. • anycast - Indicates that this address is an anycast address. Default Configuration No IP address is defined for the interface. Command Mode Interface Configuration (Ethernet, VLAN, Port-channel) mode. Cannot be configured for a range of - Dell PowerConnect 3548 | Command Line Interface Guide - Page 217
EUI64 (interface MAC address). Command Mode Interface configuration (Ethernet, VLAN, Port-channel). Cannot be configured for a range of interfaces (range context). User Guidelines • Using the no ipv6 link-local address command removes the manually configured link local IPv6 address from an interface - Dell PowerConnect 3548 | Command Line Interface Guide - Page 218
unreachables • no ipv6 unreachables Default Configuration ICMP unreachable messages are sent by default. Command Mode Interface configuration mode (Ethernet, VLAN, Port-channel). User Guidelines • If a packet addressed to one of the interface's IP address with TCP/UDP port not assigned is received - Dell PowerConnect 3548 | Command Line Interface Guide - Page 219
name syntax. Default Configuration No default gateway is defined. Command Mode Global Configuration mode. User Guidelines • The IPv6Z address format: % - interface-name - vlan | ch | isatap | | 0 - integer - Dell PowerConnect 3548 | Command Line Interface Guide - Page 220
mld join-group group-address • group-address - The multicast group IPv6 address. Default Configuration This command has no default setting. Command Mode Interface configuration (Ethernet, VLAN, Port-channel). User Guidelines • The ipv6 mld join-group command configures MLD reporting for a specified - Dell PowerConnect 3548 | Command Line Interface Guide - Page 221
Command Mode Interface configuration (Ethernet, VLAN, Port-channel). User Guidelines • There are no user guidelines for this command. Example The following example defines an IPv6 default gateway. Console(config-if)# ipv6 mld version 1 show ipv6 interface The show ipv6 interface Privileged EXEC mode - Dell PowerConnect 3548 | Command Line Interface Guide - Page 222
following examples displays the usability status of interfaces configured for IPv6. Console# show ipv6 interface Interface IP addresses Type ---------- ----- 1/e1 7001::5668/64 [ANY] manual 1/e2 6001::1234/64 manual 1/e3 fe80::22/64 manual 1/e4 ff02::1 linklayer 1/e5 ff02::78 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 223
Default Gateway IP address fe80::77 fe80::200:cff:fe4a:dfa8 Type ------Static Dynamic Interface State -------VLAN 1 VLAN 1 ------unreachable stale Console# show ipv6 interface vlan 15 IPv6 is disabled Console# show ipv6 interface vlan 1 Number of ND DAD attempts: 1 MTU size: 1500 Stateless - Dell PowerConnect 3548 | Command Line Interface Guide - Page 224
. Syntax • show ipv6 route Default Configuration This command has no default setting. Command Mode Privileged EXEC mode. User Guidelines • There are no user guidelines for this command. Example The following example displays the current state of the IPv6 routing table. Console> show ipv6 route Codes - Dell PowerConnect 3548 | Command Line Interface Guide - Page 225
-up transmissions. (Range: 0 - 600) Default Configuration Duplicate address detection on unicast IPv6 addresses with the sending of one (1) neighbor solicitation message is enabled. Command Mode Interface configuration (Ethernet, VLAN, Port-channel). Cannot be configured for a range of interfaces - Dell PowerConnect 3548 | Command Line Interface Guide - Page 226
detection is performed on the unicast IPv6 addresses of the interface to 10. Console# Console (config)# interface g1 Console (config-if)# ipv6 nd dad attempts 10 ipv6 host The ipv6 host Global Configuration mode command defines a static host name-to-address mapping in the host name cache. Use - Dell PowerConnect 3548 | Command Line Interface Guide - Page 227
address. - hw_addr - MAC address to map to the specified IPv6 address. - ethernet interface-number - Valid port number. - vlan vlan-id - VLAN number. - port-channel number - Port channel number. Default Configuration This command has no default setting. Command Mode Global Configuration mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 228
default} • ethernet interface - Valid interface number. • vlan vlan-id - VLAN number. • port-channel port-channel-number - Valid Port Channel index. • bytes - MTU in bytes with a minimum is 1280 bytes. • default- Sets the default MTU size to 1500 bytes. Default Configuration 1500 bytes. Command Mode - Dell PowerConnect 3548 | Command Line Interface Guide - Page 229
a specific MAC address. Command Mode Privileged EXEC mode. User Guidelines • The associated interface of a MAC address can be aged out from the FDB table, so the Interface field can be empty. • When an ARP entry is associated with an IP interface that is defined on a port or port-channel, the VLAN - Dell PowerConnect 3548 | Command Line Interface Guide - Page 230
ipv6 neighbors Default Configuration This command has no default setting. Command Mode Privileged EXEC mode. User Guidelines • There are no user guidelines for this command. Example The following example deletes all entries in the IPv6 neighbor discovery cache, except static entries. Console> clear - Dell PowerConnect 3548 | Command Line Interface Guide - Page 231
1. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example configures the system priority to 120. Console(config)# lacp system-priority 120 lacp port-priority The lacp port-priority Interface Configuration (Ethernet) mode - Dell PowerConnect 3548 | Command Line Interface Guide - Page 232
Default Configuration The default port priority is 1. Command Mode Interface Configuration (Ethernet) mode. User Guidelines There are no user guidelines for this command. Example The following example defines the priority of Ethernet port 1/e6 as 247. Console(config)# interface ethernet 1/e6 Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 233
information. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example display LACP information for Ethernet port 1/e1. Console# show lacp ethernet 1/e1 Port 1/e1 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 234
expired: Partner system priority: system mac addr: port Admin key: port Oper key: port Oper number: port Admin priority: port Oper priority: port Oper timeout: LACP Activity: Aggregation: synchronization: collecting: distributing: expired: 234 LACP Commands 30 21 1 1 LONG LONG ACTIVE AGGREGATABLE - Dell PowerConnect 3548 | Command Line Interface Guide - Page 235
1/e1 LACP Statistics: LACP PDUs sent: LACP PDUs received: Port 1/e1 LACP Protocol State: LACP State Machines: Receive FSM: counters: periodic tx timer: current while timer: wait while timer: 2 2 Port Disabled State Detached State No Periodic State FALSE TRUE FALSE UNSELECTED FALSE FALSE FALSE - Dell PowerConnect 3548 | Command Line Interface Guide - Page 236
has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays LACP information about port-channel 1. Console# show lacp port-channel 1 Port-Channel 1: Port Type 1000 Ethernet Actor System - Dell PowerConnect 3548 | Command Line Interface Guide - Page 237
Virtual terminal for secured remote console access (SSH). Default Configuration This command has no default configuration. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Examples The following example configures the device as a virtual terminal - Dell PowerConnect 3548 | Command Line Interface Guide - Page 238
Line Configuration mode command sets the line baud rate. Syntax • speed bps • bps - Baud rate in bits per second (bps). Possible values are 2400, 4800, 9600, 19200, 38400, 57600 and 115200. Default Configuration The default speed is 9600 bps. Command Mode Line Configuration (console) mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 239
only to the current session. Examples The following example enables autobaud. Console(config)# line console Console(config-line)# autobaud exec-timeout The exec-timeout Line Configuration mode command sets the interval that the system waits until user input is detected. Use the no form of this - Dell PowerConnect 3548 | Command Line Interface Guide - Page 240
(config)# line telnet Console(config-line)# history history size The history size Line Configuration mode command configures the command history buffer size for a particular line. Use the no form of this command to reset the command history buffer size to the default configuration. Syntax • history - Dell PowerConnect 3548 | Command Line Interface Guide - Page 241
for a particular line. To configure the command history buffer size for the current terminal session, use the terminal history size User EXEC mode command. Example The following example changes the command history buffer size to 100 entries for a particular line. Console(config-line)# history size - Dell PowerConnect 3548 | Command Line Interface Guide - Page 242
- 256) Default Configuration The default command history buffer size is 10. Command Mode User EXEC mode. User Guidelines • The terminal history size User EXEC command configures the size of the command history buffer for the current terminal session. To change the default size of the command history - Dell PowerConnect 3548 | Command Line Interface Guide - Page 243
If the line is not specified, the default value is console. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example displays the line configuration. Console> show line Console configuration: Interactive timeout: Disabled History: 10 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 244
244 Line Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 245
at the end of the access list. • Use the management access-class command to select the active access list. • The active management list cannot be updated or removed. • Management ACL requires a valid management interface, which is a port, VLAN, or port channel with an IP address or console interface - Dell PowerConnect 3548 | Command Line Interface Guide - Page 246
mlist, configures management Ethernet interfaces 1/e1 and 2/e9 and makes the new access list the active list. Console(config)# management access-list mlist Console(config-macl)# permit ethernet 1/e1 Console(config-macl)# permit ethernet 2/e9 Console(config-macl)# exit Console(config)# management - Dell PowerConnect 3548 | Command Line Interface Guide - Page 247
rule is defined, the default is set to deny. Command Mode Management Access-list Configuration mode. User Guidelines • Rules with Ethernet, VLAN and port-channel parameters are valid only if an IP address is defined on the appropriate interface. • The system supports up to 128 management access - Dell PowerConnect 3548 | Command Line Interface Guide - Page 248
service - Service type. Possible values: telnet, ssh, http, https and snmp. Default Configuration This command has no default configuration. Command Mode Management Access-list Configuration mode. User Guidelines • Rules with Ethernet, VLAN and port-channel parameters are valid only if an IP address - Dell PowerConnect 3548 | Command Line Interface Guide - Page 249
can be managed only from the console. Default Configuration If no access list is specified, an empty access list is used. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example configures an access list called mlist as - Dell PowerConnect 3548 | Command Line Interface Guide - Page 250
access-class Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays information about the active management access list. Console# show management - Dell PowerConnect 3548 | Command Line Interface Guide - Page 251
• lldp enable • no lldp enable Default Configuration The command is enabled. Command Mode Global Configuration mode. User Guidelines • There are no guidelines for this command. Example The following example enables Link Layer Discovery Protocol (LLDP) . console (config)# lldp enable lldp enable - Dell PowerConnect 3548 | Command Line Interface Guide - Page 252
(config)# interface ethernet 1/e5 Console(config-if)# lldp enable lldp timer The lldp timer command Global Configuration mode command specifies how often the software sends Link Layer Discovery Protocol (LLDP) updates. Use the no form of this command to revert to the default setting. Syntax • lldp - Dell PowerConnect 3548 | Command Line Interface Guide - Page 253
default setting. Syntax • lldp hold-multiplier number • no lldp hold-multiplier • number - Specifies the hold time to be sent in the LLDP update packets as a multiple of the timer value. (Range: 2-10) Default Configuration The default configuration is 4. Command Modes Global Configuration mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 254
Protocol (LLDP) updates. Console (config) # lldp hold-multiplier 6 lldp reinit-delay The lldp reinit-delay Global Configuration mode command specifies the minimum time an LLDP port waits before reinitializing LLDP transmission. Use the no form of this command to revert to the default setting. Syntax - Dell PowerConnect 3548 | Command Line Interface Guide - Page 255
changes in the LLDP local systems MIB. Console (config) # lldp tx-delay 7 lldp optional-tlv To specify which optional TLVs from the basic set should be transmitted, use the lldp optional-tlv command in interface configuration mode. Use the no form of this command to revert to the default setting - Dell PowerConnect 3548 | Command Line Interface Guide - Page 256
ip ip-address • no management-address ip • ip-address - Specifies the management address to advertise. Default Configuration No IP address is advertised. Command Modes Interface configuration (Ethernet) mode. User Guidelines • Each port can advertise one IP address. • Only static IP addresses - Dell PowerConnect 3548 | Command Line Interface Guide - Page 257
Configuration LLDP is disabled. Command Modes Interface Configuration (Ethernet) mode. User Guidelines There are no user guidelines for this command. Example The following example enables Link Layer Discovery Protocol (LLDP) Media Endpoint Discovery (MED) on an interface as network-policy. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 258
Global configuration mode. User Guidelines • Use the lldp med network-policy interface configuration command to attach a network policy to a port. • Up to 32 network policies can be defined. Example The following example defines the LLDP MED network policy. To remove LLDP MED network policy. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 259
No network policy is attached. Command Mode Interface Configuration (Ethernet) mode. User Guidelines There are no guidelines for this command. Example The following example attaches a LLDP MED network policy to a port. Console(config)# interface ethernet 1/e1 Console(config-if)# lldp med enable - Dell PowerConnect 3548 | Command Line Interface Guide - Page 260
Configuration (Ethernet) mode. User Guidelines There are no guidelines for this command. Example The following example configures location information for the LLDP MED for an interface. console# config console(config)# interface ethernet e6 console(config-if)# lldp med location civic-address - Dell PowerConnect 3548 | Command Line Interface Guide - Page 261
console# show lldp configuration To display the Link Layer Discovery Protocol (LLDP) configuration, use the show lldp configuration command in privileged EXEC mode. Syntax • show lldp configuration [ethernet interface] • Interface - Ethernet port Command Modes Privileged EXEC mode. User Guidelines - Dell PowerConnect 3548 | Command Line Interface Guide - Page 262
Protocol (LLDP) Media Endpoint Discovery (MED) configuration. Syntax • show lldp med configuration [ethernet interface] • interface - Ethernet port. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no guidelines for this - Dell PowerConnect 3548 | Command Line Interface Guide - Page 263
Yes Yes console# show lldp med configuration ethernet 1/1 Port ---------1/e1 Capabilities ---------Yes Network Policy ---------Yes: 1 Location -------Yes PoE ---Yes show lldp local To display the Link Layer Discovery Protocol (LLDP) information that is advertised from a specific port, use the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 264
from a specific port. console# show lldp local ethernet 1/e1 Device ID: 0060.704C.73FF Port ID: 1 Capabilities: Bridge System Name: ts-7800-1 System description: Port description: Management address: 172.16.1.8 802.3 MAC/PHY Configuration/Status Auto-negotiation support: Supported Auto-negotiation - Dell PowerConnect 3548 | Command Line Interface Guide - Page 265
- Ethernet port Command Modes Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays information about neighboring devices discovered using Link Layer Discovery Protocol (LLDP). console# show lldp neighbors v Port Device - Dell PowerConnect 3548 | Command Line Interface Guide - Page 266
266 LLDP Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 267
be included. Tokens are replaced with the corresponding configuration variable. Tokens are described in the usage guidelines. Default Configuration Disabled (no EXEC banner is displayed). Command Mode Global Configuration mode. User Guidelines • Follow this command with one or more blank spaces and - Dell PowerConnect 3548 | Command Line Interface Guide - Page 268
that the $(token) syntax is replaced by the corresponding configuration variable. Console# (config)# banner exec % Enter TEXT message. End with the character '%'. $(bold)Session activated.$(bold) Enter commands at the prompt. % When a user logs on to the system, the following output is displayed - Dell PowerConnect 3548 | Command Line Interface Guide - Page 269
banner login The banner login Global Configuration mode command specifies and enables a message to be displayed before the username and password login prompts. Use the no form of this command to delete the existing Login banner. Syntax • banner login d message d • no banner login • d - Delimiting - Dell PowerConnect 3548 | Command Line Interface Guide - Page 270
address) configuration command. Example The following example sets a Login banner that uses tokens. The percent sign (%) is used as a delimiting character. Notice that the $(token) syntax is replaced by the corresponding configuration variable. Console (config)# banner login % Enter TEXT message. End - Dell PowerConnect 3548 | Command Line Interface Guide - Page 271
be included. Tokens are replaced with the corresponding configuration variable. Tokens are described in the usage guidelines. Default Configuration Disabled (no MOTD banner is displayed). Command Mode Global Configuration mode. User Guidelines • Follow this command with one or more blank spaces and - Dell PowerConnect 3548 | Command Line Interface Guide - Page 272
-address) configuration command. Example The following example sets a MOTD banner that uses tokens. The percent sign (%) is used as a delimiting character. Notice that the $(token) syntax is replaced by the corresponding configuration variable.. Console (config)# banner motd % Enter TEXT message. End - Dell PowerConnect 3548 | Command Line Interface Guide - Page 273
• exec-banner • no exec-banner Default Configuration Enabled Command Mode Line Configuration mode User Guidelines There are no user guidelines for this command. Example The following example enables the display of exec banners. Console (config)# line console Console(config-line)# exec-banner login - Dell PowerConnect 3548 | Command Line Interface Guide - Page 274
• no motd-banner Default Configuration Enabled Command Mode Line Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example enables the display of message-of-the-day banners. Console# Console (config)# line console Console(config-line)# motd - Dell PowerConnect 3548 | Command Line Interface Guide - Page 275
• show banner exec Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the banners configuration. Device> show motd Console: Enabled Telnet: Enabled - Dell PowerConnect 3548 | Command Line Interface Guide - Page 276
276 Login Banner - Dell PowerConnect 3548 | Command Line Interface Guide - Page 277
and characteristics of a copper cable attached to a port. Syntax • test copper-port tdr interface • interface - A valid Ethernet port. (Full syntax: unit/port) Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines • The port to be tested - Dell PowerConnect 3548 | Command Line Interface Guide - Page 278
(TDR) test performed on copper ports. • show copper-ports tdr [interface] • interface - A valid Ethernet port. (Full syntax: unit/port) Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines • The maximum length of the cable for the TDR test is - Dell PowerConnect 3548 | Command Line Interface Guide - Page 279
Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines The port must be active and working in 100M or 1000M mode. Example The following example displays the estimated copper cable length attached to all ports. Console> show copper-ports cable- - Dell PowerConnect 3548 | Command Line Interface Guide - Page 280
280 PHY Diagnostics Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 281
Mode Interface Configuration (Ethernet) mode. User Guidelines There are no user guidelines for this command. Example The following example enables powered device discovery protocol on port 1/e1, so that power will be supplied to a discovered device. Console(config)# interface ethernet 1/e1 Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 282
This command has no default configuration. Command Mode Interface Configuration (Ethernet) mode. User Guidelines There are no user guidelines for this command. Example The following example configures a description to an IP-phone to a powered device connected to Ethernet interface 1/e1. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 283
95 percent. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example configures the power usage threshold for which alarms are sent to 80%. console(config)# power inline usage-threshold 80 Power over Ethernet Commands 283 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 284
. Console(config)# power inline traps enable show power inline The show power inline User EXEC mode command displays the information about inline power. Syntax • show power inline [interface interface] • interface - Valid Ethernet port. (Full syntax: unit/port) Default Configuration This command has - Dell PowerConnect 3548 | Command Line Interface Guide - Page 285
0 Watts (0%) 95 on 370 Watts 0 Watts (0%) 95 Console> show power inline ethernet 1/e1 Traps -------Disable Disable Disable Disable Disable Disable Disable Disable Disable Disable Disable Disable Port ---2/e1 2/e2 2/e3 2/e4 2/e5 Powered Device State Auto Auto Auto Auto Auto Status - Dell PowerConnect 3548 | Command Line Interface Guide - Page 286
Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto 286 Power over Ethernet Commands Searching low Searching low Searching low Searching low Searching low Searching low Searching low Searching low Searching low Searching low Searching - Dell PowerConnect 3548 | Command Line Interface Guide - Page 287
class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 class0 Power over Ethernet Commands 287 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 288
Auto Off Auto Off Auto Off Auto Off Auto Off Auto Off Auto Off Auto Off Auto Off Auto Off Auto Off 288 Power over Ethernet Commands low class0 low class0 low class0 low class0 low class0 low class0 low class0 low class0 low class0 low class0 low class0 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 289
from the point of view of inline power management. Can be: Critical, High or Low. Describes the inline power operational status of the port. Can be: On, Off, Test-Fail, Testing, Searching or Fault. The power consumption range of the powered device. Can be:Class 0 (0.44 - 12.95), Class 1 (0.44 - 3.84 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 290
290 Power over Ethernet Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 291
default configuration. Command Mode Global Configuration mode. User Guidelines • Eight aggregated links can be defined with up to eight member ports per port-channel. The aggregated links' valid IDs are 1-15. Example The following example enters the context of port-channel number 15. console(config - Dell PowerConnect 3548 | Command Line Interface Guide - Page 292
in the range. Example The following example groups port-channels 1, 2 and 6 to receive the same command. Console(config)# interface range port-channel 1-2,6 channel-group The channel-group Interface Configuration (Ethernet) mode command associates a port with a portchannel. Use the no form of this - Dell PowerConnect 3548 | Command Line Interface Guide - Page 293
- Valid port-channel number. Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays information on all port-channels. Console# show interfaces port-channel - Dell PowerConnect 3548 | Command Line Interface Guide - Page 294
294 Port Channel Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 295
(Ethernet) mode. User Guidelines • This command enables traffic on one port to be copied to another port, or between the source port (src-interface) and a destination port (the port being configured). Only a single target port can be defined per system. • The port being monitored cannot be set - Dell PowerConnect 3548 | Command Line Interface Guide - Page 296
e8 (source port) to port 1/e1 (destination port). Console(config)# interface ethernet 1/e1 Console(config-if)# port monitor 1/e8 show ports monitor The show ports monitor User EXEC mode command displays the port monitoring status. Syntax • show ports monitor Default Configuration This command has no - Dell PowerConnect 3548 | Command Line Interface Guide - Page 297
Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example shows how the port monitoring status is displayed. console# config console(config)# int ether 1/e2 console(config-if)# port monitor 1/e3 console(config-if)# port monitor 1/e4 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 298
298 Port Monitor Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 299
disabled on the device. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example enables QoS on the device. Console(config)# qos show qos The show qos User EXEC mode command displays quality of service (QoS) for the device - Dell PowerConnect 3548 | Command Line Interface Guide - Page 300
no user guidelines for this command. Example The following example displays QoS attributes when QoS is disabled on the device. console# show qos Qos: basic Basic trust: vpt console# priority-queue out num-of-queues The priority-queue out num-of-queues Global Configuration mode command configures the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 301
- 1G) Default Configuration The default configuration is disabled. Command Mode Interface Configuration (Ethernet, Port-Channel) mode. User Guidelines There are no user guidelines for this command. Example The following example sets the shaper on Ethernet port 1/e15 to 64kpbs committed rate. console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 302
traffic on Ethernet port 1/e15 to 1000kpbs. console(config)# interface ethernet 1/e15 console(config-if) rate-limit 1000 wrr-queue cos-map The wrr-queue cos-map Global Configuration mode command maps Class of Service (CoS) values to a specific egress queue. return to the default configuration, use - Dell PowerConnect 3548 | Command Line Interface Guide - Page 303
maps CoS 7 to queue 2. Console(config)# wrr-queue cos-map 2 7 show qos interface The show qos interface User EXEC mode command displays interface QoS information. Syntax • show qos interface [queuing | shapers |rate-limit] [ethernet interface-number | port-channel number] • queuing - Displays - Dell PowerConnect 3548 | Command Line Interface Guide - Page 304
Examples The following example displays QoS information about Ethernet port 1/e11. console# show qos interface Ethernet e1 Default CoS: 0: Trust mode: enable Ethernet e2 Default CoS: 0: Trust mode: enable console# show qos interface queuing Ethernet e1 wrr bandwidth weights and EF priority: qid - Dell PowerConnect 3548 | Command Line Interface Guide - Page 305
Ethernet e2 wrr bandwidth weights and EF priority: qid weights Ef 1 N/A ena 2 N/A ena 3 N/A ena 4 N/A ena Cos-queue map: 0 2 1 1 2 1 3 2 4 3 5 3 6 4 7 4 Priority 1 2 3 4 qos map dscp-queue The qos map dscp-queue Global Configuration mode command modifies the DSCP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 306
values. Default Configuration CoS is the default trust mode. Command Mode Global Configuration mode. User Guidelines • Packets entering a quality of service (QoS) domain are classified at the edge of the QoS domain. When packets are classified at the edge, the switch port within the QoS domain can - Dell PowerConnect 3548 | Command Line Interface Guide - Page 307
• no qos trust Default Configuration qos trust is enabled on each port. Command Mode Interface Configuration (Ethernet, Port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example configures Ethernet port 1/e15 to the default trust state. console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 308
untagged packets entering the port. Example The following example configures port 1/e15 default CoS value to 3. Console(config)# interface ethernet 1/e15 Console(config-if) qos cos 3 show qos map The show qos map User EXEC mode command displays all QoS maps. Syntax • show qos map [dscp-queue] • dscp - Dell PowerConnect 3548 | Command Line Interface Guide - Page 309
Example The following example displays the DSCP port-queue map. Console> show qos map Dscp-queue map: d1 : d2 0 1 2 3 4 5 6 7 8 9 0 : 01 01 01 01 01 01 01 01 01 01 1 : 01 01 above. Column Description d1 Decimal Bit 1 of DSCP d2 Decimal Bit 2 of DSCP 01 - 04 Queue numbers QoS Commands 309 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 310
310 QoS Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 311
-server host The radius-server host Global Configuration mode command specifies a RADIUS server host. Use the no form of this command to delete the specified RADIUS host. Syntax • radius-server host {ip-address | hostname} [auth-port auth-port-number] [timeout timeout] [retransmit retries] [deadtime - Dell PowerConnect 3548 | Command Line Interface Guide - Page 312
server host with IP address 192.168.10.1, authentication request port number 20 and a 20-second timeout period. Console(config)# radius-server host 192.168.10.1 auth-port 20 timeout 20 radius-server key The radius-server key Global Configuration mode command sets the authentication and encryption - Dell PowerConnect 3548 | Command Line Interface Guide - Page 313
. Console(config)# radius-server key dell-server radius-server retransmit The radius-server retransmit Global Configuration mode command specifies the number of times the software searches the list of RADIUS server hosts. Use the no form of this command to reset the default configuration. Syntax - Dell PowerConnect 3548 | Command Line Interface Guide - Page 314
IP address is the IP address of the outgoing IP interface. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example configures the source IP address used for communication with RADIUS servers to 10.1.1.1. console(config - Dell PowerConnect 3548 | Command Line Interface Guide - Page 315
Default Configuration The default IP address is the outgoing IP interface. Command Mode Global Configuration mode. User Guidelines • There are no user guidelines for this command. Example The following example configures the source IPv6 address used for communication with RADIUS servers. Console ( - Dell PowerConnect 3548 | Command Line Interface Guide - Page 316
by transaction requests. (Range: 0 - 2000) Default Configuration The deadtime setting is 0. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example sets the deadtime to 10 minutes. Console(config)# radius-server deadtime 10 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 317
Guidelines There are no user guidelines for this command. Examples The following example displays RADIUS server settings. Console# show radius-servers IP address Port Auth 172.16.1.1 1645 172.16.1.2 1645 TimeOut ------Global 11 Retransmit ---------Global 8 DeadTime -----Global Global Source - Dell PowerConnect 3548 | Command Line Interface Guide - Page 318
318 RADIUS Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 319
Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays RMON Ethernet statistics for Ethernet port 1/e1. Console> show rmon statistics ethernet 1/e1 Port - Dell PowerConnect 3548 | Command Line Interface Guide - Page 320
and directed to a Multicast address. This number does not include packets directed to the Broadcast address. The total number of packets Error). The best estimate of the total number of collisions on this Ethernet segment. The total number of packets received less than 64 octets long Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 321
string. • Number of buckets specified for the RMON collection history statistics group is 50. • Number of seconds in each polling cycle is 1800. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines Cannot be configured for a range of interfaces (range context). RMON - Dell PowerConnect 3548 | Command Line Interface Guide - Page 322
port-channel port-channel-number] • interface - Valid Ethernet port. (Full syntax: unit/port) • port-channel-number - Valid port-channel number. Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 323
that configured this entry. show rmon history The show rmon history User EXEC mode command displays RMON Ethernet history statistics. Syntax • show rmon history index {throughput | errors | other} [period seconds] • index - Specifies the requested set - Dell PowerConnect 3548 | Command Line Interface Guide - Page 324
displays RMON Ethernet history statistics for index 1. Console> show rmon history 1 throughput Sample Set: 1 Owner Console> show rmon history 1 errors Sample Set: 1 Owner: Me Interface: 1/e1 Interval: 1800 Requested samples: 50 Granted samples: 50 Maximum table size: 500 (800 after reset - Dell PowerConnect 3548 | Command Line Interface Guide - Page 325
Console> show rmon history 1 other Sample Set: 1 Owner: Me Interface: 1/e1 Interval: 1800 interval that were directed to a Multicast address. This number does not include packets addressed to the Broadcast address. Util The best estimate of the were otherwise well formed. RMON Commands 325 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 326
. The best estimate of the total number of collisions on this Ethernet segment during this sampling interval. rmon alarm The rmon alarm Global Configuration mode command configures alarm conditions. Use the no form of this command to remove an alarm. Syntax • rmon alarm index variable interval - Dell PowerConnect 3548 | Command Line Interface Guide - Page 327
thresholds at the end of the sampling entry is first set to valid. Possible Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example configures the following alarm conditions: • Alarm index - 1000 • Variable identifier - dell - Dell PowerConnect 3548 | Command Line Interface Guide - Page 328
. Syntax • show rmon alarm-table Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the alarms table. Console> show rmon alarm-table Index ----1 2 3 OID - Dell PowerConnect 3548 | Command Line Interface Guide - Page 329
the alarm index. (Range: 1 - 65535) Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays RMON 1 alarms. Console> show rmon alarm 1 Alarm 1 ------OID - Dell PowerConnect 3548 | Command Line Interface Guide - Page 330
variable is compared directly with the thresholds at the end of the sampling interval. If the value is delta that may be sent when this entry is first set. If the first sample is greater than or configured this entry. rmon event The rmon event Global Configuration mode command configures an event - Dell PowerConnect 3548 | Command Line Interface Guide - Page 331
which the device generates a notification in the log table. Console(config)# rmon event 10 log show rmon events The show rmon events User EXEC mode command displays the RMON event table. Syntax • show rmon events Default Configuration This command has no default configuration. RMON Commands 331 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 332
Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the RMON event table. Console SNMP community specified by this octet string. Owner The entity that configured this event. Last time sent The time this entry last - Dell PowerConnect 3548 | Command Line Interface Guide - Page 333
command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the RMON log table. Console> show rmon log Maximum table size: 500 Event Description Time 1 Errors Jan 18 2002 23:48 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 334
270. • Log table size is 200. Command Mode Global Configuration mode. User Guidelines The configured table size takes effect after the device is rebooted. Example The following example configures the maximum RMON history table sizes to 100 entries. Console(config)# rmon table-size history 100 334 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 335
IPv6 address. Default is all IP addresses. • group-name - Specifies the name of a previously defined group. A group defines the objects available to the community. (Range: 1 - 30 characters) Default Configuration No communities are defined. Command Mode Global Configuration mode. SNMP Commands 335 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 336
User Guidelines • The view-name parameter cannot be specified for su, which has administrative station with IP address 192.168.1.20. Console(config)# snmp-server community public su 192.168.1.20 snmp-server view The snmp-server view Global Configuration mode command creates or updates a Simple - Dell PowerConnect 3548 | Command Line Interface Guide - Page 337
• view-name - Specifies the label for the view record that is being created or updated. The name is used to reference the record. (Range: 1 - 30 characters) is excluded. Default Configuration No view entry exists. Command Mode Global Configuration mode. User Guidelines • This command can be entered - Dell PowerConnect 3548 | Command Line Interface Guide - Page 338
counters are also not supported - Alignment errors - Multiple user-view system included Console(config)# snmp-server view user-view system.7 excluded Console(config)# snmp-server view user-view ifEntry.*.1 included snmp-server group The snmp-server group Global Configuration mode command configures - Dell PowerConnect 3548 | Command Line Interface Guide - Page 339
an inform or a trap. If unspecified, nothing is defined for the notify view. (Range: Up to 30 characters.) Default Configuration No group entry exists. Command Mode Global Configuration mode. User Guidelines The index of the group name table is comprised of Group Name, Security Model, and Security - Dell PowerConnect 3548 | Command Line Interface Guide - Page 340
called user-view. Console(config)# snmp-server group user-group v3 priv read user-view snmp-server user The snmp-server user Global Configuration mode command configures a new SNMP Version 3 user. Use the no form of this command to remove a user. Syntax • snmp-server user username groupname [remote - Dell PowerConnect 3548 | Command Line Interface Guide - Page 341
to receive informs. Examples The following example configures an SNMPv3 user John in group user-group. Console(config)# snmp-server user John user-group snmp-server engineID local The snmp-server engineID local Global Configuration mode command specifies the Simple Network Management Protocol (SNMP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 342
First 4 octets - first bit = 1, the rest is IANA Enterprise number = 674. • Fifth octet - set to 3 to indicate the MAC address that follows. • Last 6 octets - MAC address of the device. Command Mode Global Configuration mode. User Guidelines • To use SNMPv3, you have to specify an engine ID for the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 343
enabled. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Examples The following example enables SNMP traps. Console(config)# snmp-server enable traps snmp-server filter The snmp-server filter Global Configuration mode command creates or updates - Dell PowerConnect 3548 | Command Line Interface Guide - Page 344
tree] • filter-name - Specifies the label for the filter record that is being updated or created. The name is used to reference the record. (Range: 1 - type is excluded. Default Configuration No filter entry exists. Command Mode Global Configuration mode. User Guidelines This command can be entered - Dell PowerConnect 3548 | Command Line Interface Guide - Page 345
an inform request. If unspecified, the default maximum number of retries is 3. (Range: 0 - 255) Default Configuration This command has no default configuration. Command Mode Global Configuration mode. User Guidelines • When configuring an SNMPv1 or SNMPv2 notification recipient, a notification - Dell PowerConnect 3548 | Command Line Interface Guide - Page 346
v3-host Global Configuration mode command specifies the recipient of Simple Network Management Protocol Version 3 notifications. Use the no form of this command to remove the specified host. Syntax • snmp-server v3-host {ip4-address | ip6-address | hostname} | hostname} username [traps | informs - Dell PowerConnect 3548 | Command Line Interface Guide - Page 347
snmp-server view Global Configuration mode commands to generate a user, group and notify group, respectively. • The IPv6Z address format: % - interface-name - vlan | ch | isatap | | 0 - integer - - Dell PowerConnect 3548 | Command Line Interface Guide - Page 348
-server trap authentication Default Configuration SNMP failed authentication traps are enabled. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Examples The following example enables SNMP failed authentication traps. Console(config)# snmp-server - Dell PowerConnect 3548 | Command Line Interface Guide - Page 349
. Command Mode Global Configuration mode. User Guidelines Do not include spaces in the text string or place text that includes spaces inside quotation marks. Example The following example defines the device location as New_York. Console(config)# snmp-server location New_York snmp-server set The - Dell PowerConnect 3548 | Command Line Interface Guide - Page 350
with the value dell. Console(config)# snmp-server set sysName sysname dell show snmp The show snmp Privileged EXEC mode command displays the SNMP status. Syntax • show snmp Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are - Dell PowerConnect 3548 | Command Line Interface Guide - Page 351
The following example displays the SNMP communications status. Console# show snmp Community- Community- String Access public private private read only read write su View name --------- user-view Default DefaultSuper IP address ------All 172.16.1.1 172.17.1.1 Community-string public - Dell PowerConnect 3548 | Command Line Interface Guide - Page 352
) engine. Syntax • show snmp engineID Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the SNMP engine ID. Console# show snmp engineID Local SNMP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 353
of the view. (Range: 1 - 30) Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the configuration of views. Console# show snmp views Name OID Tree - Dell PowerConnect 3548 | Command Line Interface Guide - Page 354
Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the configuration of views. Console# show snmp groups Name user-group managers-group managers- - Dell PowerConnect 3548 | Command Line Interface Guide - Page 355
) Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the configuration of filters. Console# show snmp filters Name ----------user-filter user-filter - Dell PowerConnect 3548 | Command Line Interface Guide - Page 356
] • username - Specifies the name of the user. (Range: 1 - 30) Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the configuration of users. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 357
enabled. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example enables spanning-tree functionality. Console(config)# spanning-tree spanning-tree mode The spanning-tree mode Global Configuration mode command configures the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 358
the spanning-tree protocol to RSTP. console(config)# spanning-tree mode rstp spanning-tree forward-time The spanning-tree forward-time Global Configuration mode command configures the spanning-tree bridge forward time, which is the amount of time a port remains in the listening and learning states - Dell PowerConnect 3548 | Command Line Interface Guide - Page 359
STP) is 2 seconds. Command Mode Global Configuration mode. User Guidelines When configuring the hello time, the following relationship should be kept: - Max-Age >= 2*(Hello-Time + 1) Example The following example configures Spanning Tree bridge hello time to 5 seconds. Console(config)# spanning-tree - Dell PowerConnect 3548 | Command Line Interface Guide - Page 360
Command Mode Global Configuration mode. User Guidelines When configuring the maximum age, the following relationships should be kept: - 2*(Forward-Time - 1) >= Max-Age - Max-Age >= 2*(Hello-Time + 1) Example The following example configures the Spanning Tree bridge maximum-age to 10 seconds. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 361
enabled on all ports. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example disables spanning-tree on Ethernet port 1/e5. Console(config)# interface ethernet 1/e5 Console(config-if)# spanning - Dell PowerConnect 3548 | Command Line Interface Guide - Page 362
Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines The path cost method is configured using the spanning-tree pathcost method Global Configuration mode command. Example The following example configures the spanning-tree cost on Ethernet port 1/e15 to 35000. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 363
Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example configures the spanning priority on Ethernet port 1/e15 to 96. Console(config)# interface ethernet 1/e15 Console(config-if)# spanning-tree - Dell PowerConnect 3548 | Command Line Interface Guide - Page 364
example enables shared spanning-tree on Ethernet port 1/e5. Console(config)# interface ethernet 1/e15 Console(config-if)# spanning-tree link-type shared spanning-tree pathcost method The spanning-tree pathcost method Global Configuration mode command sets the default path cost method. Use the no - Dell PowerConnect 3548 | Command Line Interface Guide - Page 365
Configuration Short path cost method. Command Mode Global Configuration mode. User Guidelines • This command applies to all Spanning Tree instances on the device. • The cost is set using the spanning-tree cost command. Example The following example sets the default path cost method to long. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 366
to set the switches back to RSTP mode without rebooting the device. Syntax • clear spanning-tree detected-protocols [ethernet interface | port-channel port-channel-number] • interface - A valid Ethernet port. • port-channel-number - A valid port-channel number. Default Configuration This command has - Dell PowerConnect 3548 | Command Line Interface Guide - Page 367
Protocol (STP) is 32768. Command Mode Global Configuration mode. User Guidelines The device with the lowest priority is selected as the root of the Spanning Tree. Example The following example configures the Spanning Tree priority of instance 1 to 4096. Console(config)# spanning-tree mst 1 priority - Dell PowerConnect 3548 | Command Line Interface Guide - Page 368
(MSTP) is 128. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example configures the port priority of port 1/e1 for instance 1 to 142. Console(config)# interface ethernet 1/e1 Console(config-if - Dell PowerConnect 3548 | Command Line Interface Guide - Page 369
19 100 Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example configures the MSTP instance 1 path cost for Ethernet port 1/e9 to 4. Console(config) # interface ethernet 1/e9 Console(config-if - Dell PowerConnect 3548 | Command Line Interface Guide - Page 370
configuration Default Configuration This command has no default configuration. Command Mode Global Configuration mode. User Guidelines All devices in an MST region must have the same VLAN mapping, configuration revision number and name. Example The following example configures an MST region. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 371
10-20 to MST instance 1. Console(config)# spanning-tree mst configuration Console(config-mst)# instance 1 add vlan 10-20 name (mst) The name MST Configuration mode command defines the MST region name. Use the no form of this command to return to the default setting. Syntax • name string • no name - Dell PowerConnect 3548 | Command Line Interface Guide - Page 372
) Default Configuration The default configuration revision number is 0. Command Mode MST Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example sets the configuration revision to 1. Console(config)# spanning-tree mst configuration Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 373
Vlans Mapped State -------- ------------ ----- 0 1-9,21-4094 Enabled 1 10-20 Enabled exit (mst) The exit MST Configuration mode command exits the MST configuration mode and applies all configuration changes. Syntax • exit Default Configuration This command has no default configuration - Dell PowerConnect 3548 | Command Line Interface Guide - Page 374
tree mst configuration Console(config-mst)# exit abort (mst) The abort MST Configuration mode command exits the MST configuration mode without applying the configuration changes. Syntax • abort Default Configuration This command has no default configuration. Command Mode MST Configuration mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 375
configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example displays spanning-tree information. Console# show spanning-tree Spanning tree enabled mode RSTP Default port cost method: long Root ID Priority Address - Dell PowerConnect 3548 | Command Line Interface Guide - Page 376
Cost Root Port Hello Time 2 sec 20000 1 (1/e1) Max Age 20 sec Forward Delay 15 sec Bridge ID Priority Address Hello Time - - Console# show spanning-tree Spanning tree enabled mode RSTP Default port cost method: long Root ID Priority 36864 Address 00:02:4b:29:7a:00 This switch is the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 377
No P2p (RSTP) No Shared (STP) - - No Shared (STP) - - Console# show spanning-tree Spanning tree disabled (BPDU filtering) mode RSTP Default port cost method: long Root ID Priority Address Path Cost Root Port Hello Time N/A N/A N/A N/A N/A Max Age N/A Forward Delay N/A Bridge ID - Dell PowerConnect 3548 | Command Line Interface Guide - Page 378
- 1/e5 Enabled 128.5 20000 - - - - Console# show spanning-tree active Spanning tree enabled mode RSTP Default port cost method: long Root ID Priority Address Path Cost Root Port Hello Time 2 sec 32768 00:01:42:97:e0: (RSTP) No Shared (STP) No Shared (STP) 378 Spanning-Tree Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 379
Console# show spanning-tree blockedports Spanning tree enabled mode RSTP Default port cost method: long Root ID Priority Address Path Cost Root Port Hello Time 2 sec 32768 00:01:42:97:e0:00 20000 1 (1/1) Max Age 20 sec Forward Delay 15 sec Bridge ID Priority Address Hello Time 2 sec 36864 00: - Dell PowerConnect 3548 | Command Line Interface Guide - Page 380
Times: hold 1, topology change 35, notification 2 hello 2, max age 20, forward delay 15 Port 1 (1/e1) enabled State: Forwarding Role: Root Port id: 128.1 Port cost: 20000 Type: P2p (configured: auto) RSTP Port Fast: No (configured:no) Designated bridge Priority: 32768 Address: 00:01:42:97 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 381
: 1 BPDU: sent 2, received 120638 Port 5 (1/e5) enabled State: Disabled Port id: 128.5 Type: N/A (configured: auto) Designated bridge Priority: N/A Designated port id: N/A Role: N/A Port cost: 20000 Port Fast: N/A (configured:no) Address: N/A Designated path cost: N/A Spanning-Tree Commands 381 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 382
mst-configuration Name: Region1 Revision: 1 Instance -------0 1 Vlans mapped -----------1-9, 21-4094 10-20 State ------Enabled Enabled Console# show spanning-tree Spanning tree enabled mode MSTP Default port cost method: long ###### MST 0 Vlans Mapped: 1-9, 21-4094 382 Spanning-Tree Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 383
Root Port 1 (1/e1) Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec IST Master ID Priority 32768 Address 00:02:4b:29:7a:0 0 This switch is 1 Vlans Mapped: 10-20 CST Root ID Priority 24576 Address 00:02:4b:29:89:76 Path Cost 20000 Root Port 4 (1/e4) Rem hops 19 Spanning-Tree Commands 383 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 384
Type No P2p Bound (RSTP) No Shared Bound (STP) No P2p No P2p Console# show spanning-tree detail Spanning tree enabled mode MSTP Default port cost method: long ###### MST 0 Vlans Mapped: 1-9, 21-4094 CST Root ID Priority 32768 Address 00:01:42:97:e0:00 Path Cost 20000 Root - Dell PowerConnect 3548 | Command Line Interface Guide - Page 385
Port 3 (1/e3) enabled State: Forwarding Port id: 128.3 Type: Shared (configured: auto) Internal Designated bridge Priority: 32768 Designated port id: 128.3 Role: Designated Port cost: 20000 Port Fast: No (configured:no) Address: 00:02:4b:29:7a:00 Designated path cost: 20000 Spanning-Tree Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 386
19 Bridge ID Priority 32768 Address 00:02:4b:29:7a:00 Number of topology changes 2 last change occurred 1d9h ago Times: hold 1, topology change 2, notification 2 hello 2, max age 20, forward delay 15 Port 1 (1/e1) enabled State: Forwarding Port id: 128.1 Type: P2p (configured: auto) Boundary RSTP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 387
Port 4 (1/e4) enabled State: Forwarding Port id: 128.4 Type: Shared (configured: auto) Internal Designated bridge Priority: 32768 Designated port id: 128.2 Role: Designated Port cost: 20000 Port Fast: No (configured:no) Address: 00:02:4b:29:7a:00 Designated path cost: 20000 Spanning-Tree Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 388
forwarding state: 1 BPDU: sent 2, received 170638 Console# show spanning-tree Spanning tree enabled mode MSTP Default port cost method: long ###### MST 0 Vlans Mapped: 1-9, 21-4094 CST Root ID Priority 32768 Address 00:01:42:97:e0:00 Path Cost 20000 Root Port 1 (1/e1) Hello Time 2 sec Max - Dell PowerConnect 3548 | Command Line Interface Guide - Page 389
root port for the switch. Use the no form of this command to disable root guard on the interface. Syntax • spanning-tree guard root • no spanning-tree guard root Default Configuration Root guard is disabled. Command Mode Interface configuration (Ethernet, port-channel). Spanning-Tree Commands 389 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 390
, if spanning-tree calculations cause a port to be selected as the root port, the port transitions to the alternate state. Example The following example enable root guard on port e8. Console(config)# interface ethernet 1/e8 Console(config-if)# spanning-tree guard root 390 Spanning-Tree Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 391
) Default Configuration The default port number is 22. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example specifies the port to be used by the SSH server as 8080. Console(config)# ip ssh port 8080 ip ssh server The ip - Dell PowerConnect 3548 | Command Line Interface Guide - Page 392
a SSH server. Console(config)# ip ssh server crypto key generate dsa The crypto key generate dsa Global Configuration mode command generates DSA key pairs. Syntax • crypto key generate dsa Default Configuration DSA key pairs do not exist. Command Mode Global Configuration mode. User Guidelines • DSA - Dell PowerConnect 3548 | Command Line Interface Guide - Page 393
pairs. Console(config)# crypto key generate dsa crypto key generate rsa The crypto key generate rsa Global Configuration mode command generates RSA key pairs. Syntax • crypto key generate rsa Default Configuration RSA key pairs do not exist. Command Mode Global Configuration mode. User Guidelines - Dell PowerConnect 3548 | Command Line Interface Guide - Page 394
authentication for incoming SSH sessions is disabled. Command Mode Global Configuration mode. User Guidelines AAA authentication is independent Example The following example enables public key authentication for incoming SSH sessions. Console(config)# ip ssh pubkey-auth crypto key pubkey-chain ssh - Dell PowerConnect 3548 | Command Line Interface Guide - Page 395
-string Configuration mode command specifies which SSH public key is manually configured. Use the no form of this command to remove an SSH public key. Syntax • user-key username {rsa | dsa} • no user-key username • username - Specifies the username of the remote SSH client. (Range: 1-48 characters - Dell PowerConnect 3548 | Command Line Interface Guide - Page 396
. Command Mode SSH Public Key-string Configuration mode. User Guidelines Follow this command with the key-string SSH Public Key-String Configuration mode command to specify the key. Example The following example enables manually configuring an SSH public key for SSH public key-chain bob. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 397
User Guidelines • Use the key-string SSH Public Key-string Configuration mode command to specify which SSH public key is to be interactively configured next. To complete the command, you must enter a row with no characters. • Use the key-string row SSH Public Key-string Configuration mode command to - Dell PowerConnect 3548 | Command Line Interface Guide - Page 398
• show ip ssh Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the SSH server configuration. Console# show ip ssh SSH server enabled. Port: 22 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 399
- Indicates the DSA key. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the SSH public RSA keys on the device. Console# show crypto key mypubkey - Dell PowerConnect 3548 | Command Line Interface Guide - Page 400
. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example displays SSH public keys stored on the device. Console# show crypto key pubkey-chain ssh Username - Dell PowerConnect 3548 | Command Line Interface Guide - Page 401
Example The following example enables logging error messages. Console(config)# logging on logging The logging Global Configuration mode command logs messages to a syslog server.. Use the no form of this command to delete the syslog server with the specified address from the list of syslogs. Syslog - Dell PowerConnect 3548 | Command Line Interface Guide - Page 402
is local7. Command Mode Global Configuration mode. User Guidelines • Up to 8 syslog servers can be used. • If no specific severity level is specified, the global values apply to each server. • The IPv6Z address format: % - interface-name - vlan | ch - Dell PowerConnect 3548 | Command Line Interface Guide - Page 403
limits logged messages sent to the syslog server with IP address 10.1.1.1 to severity level critical. Console(config)# logging 10.1.1.1 severity critical logging console The logging console Global Configuration mode command limits messages logged to the console based on severity. Use the no form of - Dell PowerConnect 3548 | Command Line Interface Guide - Page 404
level debugging. Console(config)# logging buffered debugging logging buffered size The logging buffered size Global Configuration mode command changes the number of syslog messages stored in the internal buffer. Use the no form of this command to return to the default configuration. Syntax • logging - Dell PowerConnect 3548 | Command Line Interface Guide - Page 405
Command Mode Global Configuration mode. User Guidelines This command takes effect only after Reset. Example The following example changes the number of syslog messages stored in the internal buffer to 300. Console(config)# logging buffered size 300 clear logging The clear logging Privileged EXEC - Dell PowerConnect 3548 | Command Line Interface Guide - Page 406
alerts. Console(config)# logging file alerts clear logging file The clear logging file Privileged EXEC mode command clears messages from the logging file. Syntax • clear logging file Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines - Dell PowerConnect 3548 | Command Line Interface Guide - Page 407
Logging AAA login events is enabled. Command Mode Global Configuration mode. User Guidelines Other types of AAA events are not subject to this command. Example The following example enables logging messages related to AAA login events. Console(config)# aaa logging login file-system logging - Dell PowerConnect 3548 | Command Line Interface Guide - Page 408
Logging file system events is enabled. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example enables logging messages related to file copy operations. Console(config)# file-system logging copy management logging - Dell PowerConnect 3548 | Command Line Interface Guide - Page 409
logging Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the state of logging and the syslog messages stored in the internal buffer. Console# show - Dell PowerConnect 3548 | Command Line Interface Guide - Page 410
changed state to up 11-Aug-2002 15:41:43: %LINK-3-UPDOWN: Interface Ethernet1/3, changed state to up 11-Aug-2002 15:41:43: %SYS-5-CONFIG_I: Configured from memory by console e0, changed state to down 11-Aug-2002 15:41:39: %LINEPROTO-5-UPDOWN: Line protocol on Interface Ethernet1/e1, changed state - Dell PowerConnect 3548 | Command Line Interface Guide - Page 411
file Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the logging state and the syslog messages stored in the logging file. Console# show - Dell PowerConnect 3548 | Command Line Interface Guide - Page 412
: Line protocol on Interface Ethernet1/e2, changed state to down 11-Aug-2002 15:41:39: %LINEPROTO-5-UPDOWN: Line protocol on Interface Ethernet1/e3, changed state to down show syslog-servers The show syslog-servers Privileged EXEC mode command displays the settings of the syslog servers. Syntax - Dell PowerConnect 3548 | Command Line Interface Guide - Page 413
Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the settings of the syslog servers. Console# show syslog-servers Device Configuration IP address Port - Dell PowerConnect 3548 | Command Line Interface Guide - Page 414
414 Syslog Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 415
ping User EXEC mode command sends ICMP echo request packets to another node on the network. Syntax • ping ip-address | hostname [size packet_size] [count packet_count] [timeout time_out] • ping ipv6 {ipv6-address | hostname} [size packet_size] [count packet_count] [timeout time_out]ip-address - IP - Dell PowerConnect 3548 | Command Line Interface Guide - Page 416
-name - Designated port number, for example 1/e16. When using the ping ipv6 command to check network connectivity of a directly attached host using its link local address, the egress interface may be specified in the IPv6Z format. If the egress interface is not specified, the default interface is - Dell PowerConnect 3548 | Command Line Interface Guide - Page 417
Console> ping yahoo.com Pinging yahoo.com (66.218.71.198) with 64 bytes of min/avg/max = 7/8/11 traceroute The traceroute User EXEC mode command discovers routes that packets actually take when traveling to their destination. Syntax • traceroute ip-address |hostname [size packet_size] [ttl max-ttl] - Dell PowerConnect 3548 | Command Line Interface Guide - Page 418
-Service byte in the IP Header of the packet. (Range: 0 - 255) Default Configuration • The default number of bytes in a packet is 40. • The default maximum TTL value is 30. • The default number of probes to be sent at each TTL level is 3. • The default timeout interval in seconds is 3. Command Mode - Dell PowerConnect 3548 | Command Line Interface Guide - Page 419
discovers the routes that packets will actually take when traveling to their destination. Console> traceroute umaxp1.physics.lsa.umich.edu Type Esc to abort. Tracing the path to the host. Host name of this device. IP address of this device. Round-trip time for each probe sent. System Management 419 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 420
reassembly time exceeded. S Source route failed. U Port unreachable. telnet The telnet User EXEC mode command enables logging on to a host that supports Telnet. Syntax • telnet {ip-address | hostname} [port] [keyword1......] • ip-address - IP address of the destination host. • hostname - Host - Dell PowerConnect 3548 | Command Line Interface Guide - Page 421
can be opened and switched. To open a subsequent session, the current connection has to be suspended by pressing the escape sequence keys (Ctrl-shift-6) and x to return to the system command prompt. Then open a new connection with the telnet User EXEC mode command. Keywords Table Options /echo - Dell PowerConnect 3548 | Command Line Interface Guide - Page 422
Description Border Gateway Protocol Character generator Remote commands Daytime Discard Domain Name Service Echo Exec Finger File Transfer Protocol FTP Transport Protocol Sun Remote Procedure Call Syslog TAC Access Control System Talk Telnet Time Port Number 179 19 514 13 9 53 7 512 79 21 20 70 101 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 423
1 - 4 connections) Default Configuration The default connection number is that of the most recent connection. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following command switches to open Telnet session number 1. Console> resume 1 reload - Dell PowerConnect 3548 | Command Line Interface Guide - Page 424
configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example reloads the operating system. Console# reload This command will reset the whole system and disconnect your current session. You haven't saved your changes - Dell PowerConnect 3548 | Command Line Interface Guide - Page 425
. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example. The following example allows the software to measure CPU utilization. console(config)# service cpu-utilization stack master The stack master Global Configuration mode command enables - Dell PowerConnect 3548 | Command Line Interface Guide - Page 426
master. Console(config)# stack master unit 2 stack reload The stack reload Privileged EXEC mode command reloads stack members. Syntax • stack reload [unit] • unit - Number of the unit to be reloaded (Range: 1 - 8) Default Configuration All units are reloaded. Command Mode Privileged EXEC mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 427
the unit. (Range: 1 - 6) Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays stack status. Console> show stack Unit MAC Address Software Master Uplink - Dell PowerConnect 3548 | Command Line Interface Guide - Page 428
Id After Reset 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 console# show users The show users User EXEC mode command displays information about the active users. Syntax • show users Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines - Dell PowerConnect 3548 | Command Line Interface Guide - Page 429
is no default configuration for this command. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example lists open Telnet sessions. Console> show sessions Connection ---------1 2 Host Remote device 172.16.1.2 Address ---------172 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 430
: 1 - 8) Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the system information. Console> show system Unit ---1 2 3 4 5 Type --------PowerConnect 3524 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 431
Power Supply show version The show version User EXEC mode command displays system version information. Syntax • show version [unit unit] • unit - Specifies the number of the unit. (Range: 1 - 6) Default Configuration This command has no default configuration. Command Mode User EXEC mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 432
time 11:48:21) HW version 1.0.0 Unit ---1 2 SW version ---------1.0.0.0 1.0.0.0 Boot version -----------2.178 2.178 HW version ---------1.0.0 1.0.0 asset-tag The asset-tag Global Configuration mode command specifies the asset tag of the device. To return to the default configuration, use the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 433
. (Range: 1 - 6) Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays system service and asset tag information. Console> show system id Service Tag: 89788978 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 434
Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines Use the service cpu-utilization Global Configuration mode command to enable measuring CPU utilization. Example The following example displays CPU utilization.. Console# show - Dell PowerConnect 3548 | Command Line Interface Guide - Page 435
tacacs-server host The tacacs-server host Global Configuration mode command specifies a TACACS+ host. Use the no form of this command to delete the specified name or address. Syntax • tacacs-server host {ip-address | hostname} [single-connection] [port port-number] [timeout timeout] [key key-string - Dell PowerConnect 3548 | Command Line Interface Guide - Page 436
daemon. (Range: 0 - 128 characters) Default Configuration Empty string. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Examples The following example sets the authentication encryption key. Console(config)# tacacs-server key dell-s 436 TACACS - Dell PowerConnect 3548 | Command Line Interface Guide - Page 437
mode. User Guidelines There are no user guidelines for this command. Examples The following example sets the timeout value to 30. Console(config)# tacacs-server timeout 30 tacacs-server source-ip The tacacs-server source-ip Global Configuration mode command configures the source IP address - Dell PowerConnect 3548 | Command Line Interface Guide - Page 438
Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Examples The following example specifies the source IP address. Console(config)# tacacs-server source-ip 172.16.8.1 show tacacs The show tacacs Privileged EXEC mode command displays configuration - Dell PowerConnect 3548 | Command Line Interface Guide - Page 439
about a TACACS+ server. Console# show tacacs Device Configuration IP address Status Port Single TimeOut Source Connection IP 172.16.1.1 Connected 49 No Global Global Priority -------1 Global values TimeOut: 3 Device Configuration Source IP: 172.16.8.1 TACACS+ Commands 439 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 440
440 TACACS+ Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 441
8 - 64 characters) Default Configuration No minimum password length. Command Mode Global Configuration mode. User Guidelines • Relevant to local user passwords, line passwords, and enable passwords. • The software checks the password length when an unencrypted password is defined or a user enters an - Dell PowerConnect 3548 | Command Line Interface Guide - Page 442
no form of this command to disable password expiration time. Syntax • password-aging days • no password-aging • days - The number of days before a password change is forced. (Range: 1 - 365) Default Configuration Password aging is disabled. Command Mode Line Configuration mode. User Guidelines • The - Dell PowerConnect 3548 | Command Line Interface Guide - Page 443
40 days as the aging time of global passwords. Console (config)# passwords aging username 40 passwords history The passwords history Global Configuration mode command sets the number of required password changes before a password in the local database can be reused. Use the no form of this - Dell PowerConnect 3548 | Command Line Interface Guide - Page 444
No required number of password changes before reusing a password. Command Mode Global Configuration mode. User Guidelines • Relevant to local user passwords, line passwords, and enable passwords. • Password history is not checked during the configuration download. • Password history is saved even - Dell PowerConnect 3548 | Command Line Interface Guide - Page 445
Mode Global Configuration mode. User Guidelines • Relevant to local user passwords, line passwords, and enable passwords. • The user account can still access the local console. • A different administrator, with privilege level 15, can release a locked account by using the set username active command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 446
. Syntax • set username name active • name - Name of the user. (Range: 1 - 20 characters) Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines • A locked user account can be reactivated from the local console. • A different user, with - Dell PowerConnect 3548 | Command Line Interface Guide - Page 447
This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example reactivates the line for a virtual terminal for remote console access. Console# set line telnet active set enable-password active - Dell PowerConnect 3548 | Command Line Interface Guide - Page 448
Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example reactivates a locked level 15 enable password. Console# set enable-password 15 active show passwords configuration The show passwords configuration Privileged EXEC mode - Dell PowerConnect 3548 | Command Line Interface Guide - Page 449
passwords changes before a password in the local database can be reused. Period of time that a password is relevant for tracking password history. Control locking a user account after a series of authentication failures. Describes the configuration and status of a local password with a specific - Dell PowerConnect 3548 | Command Line Interface Guide - Page 450
no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the login history of users. Console# show users login-history Login Time Jan 18 2004 23:58:17 Jan 19 2004 07:59:23 Jan 19 2004 08:23:48 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 451
configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays the local users configured with access to the system. Console# show users accounts Username Privilege -------Bob Admin --------1 15 Password - Dell PowerConnect 3548 | Command Line Interface Guide - Page 452
452 TIC Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 453
index. (Range: 1) Default Configuration This command has no default configuration. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example enters tunnel interface configuration mode to configure tunnel 1. Console (config - Dell PowerConnect 3548 | Command Line Interface Guide - Page 454
Configuration Disabled. Command Mode Interface Tunnel Configuration mode. User Guidelines The system can be enabled to an ISATAP tunnel. When enabled, an automatic tunnel interface is created on each interface that is assigned with IPv4 address NOTE: On a specific interface (that is port/ VLAN - Dell PowerConnect 3548 | Command Line Interface Guide - Page 455
1 Console (config-tunnel)# tunnel isatap router Dell_Tunnel_Router tunnel source The tunnel source Interface Tunnel Configuration mode command sets the local (source) tunnel interface IPv4 address. Use the no form to delete the tunnel local address. Syntax • tunnel source { auto | ip-address ipv4 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 456
. (Range: 10 - 3600) Default Configuration 10 seconds. Command Mode Global Configuration mode. User Guidelines This command determines the interval of DNS queries before the IP address of the ISATAP router is known. When the IP address is known the robustness level that is set by the tunnel isatap - Dell PowerConnect 3548 | Command Line Interface Guide - Page 457
. Command Mode Global Configuration mode. User Guidelines This command determines the interval of Router Solicitation messages when there is no active ISATAP router. When there is an active ISATAP router, the robustness level that is set by the tunnel isatap robustness global configuration command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 458
no tunnel isatap robustness • number - Specify the number of refresh messages. (Range: 1 - 20) Default Configuration 3 times. Command Mode Global Configuration mode. User Guidelines • The DNS query interval (after the IP address of the ISATAP router is known) is the TTL that is received from the DNS - Dell PowerConnect 3548 | Command Line Interface Guide - Page 459
Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays information on the ISATAP tunnel. Console> show ipv6 tunnel Router DNS name: ISATAP Router IPv4 address: 172.16.1.1 DNS Query interval: 10 seconds Min DNS Query - Dell PowerConnect 3548 | Command Line Interface Guide - Page 460
460 Tunnel - Dell PowerConnect 3548 | Command Line Interface Guide - Page 461
) Default Configuration The default privilege level is 15. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example enters Privileged EXEC mode. Console> enable enter password: Console# disable The disable Privileged EXEC mode command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 462
returns to Users EXEC mode. Console# disable Console> login The login User EXEC mode command changes a login username. Syntax • login Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines There are no user guidelines for this command. Example - Dell PowerConnect 3548 | Command Line Interface Guide - Page 463
Configuration mode. Console# configure Console(config)# exit (Configuration) The exit command exits any configuration mode to the next highest mode in the CLI mode hierarchy. Syntax • exit Default Configuration This command has no default configuration. Command Mode All configuration modes. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 464
• exit Default Configuration This command has no default configuration. Command Mode Privileged and User EXEC modes. User Guidelines There are no user guidelines for this command. Example The following example closes an active terminal session. Console> exit end The end command ends the current - Dell PowerConnect 3548 | Command Line Interface Guide - Page 465
example changes from Global Configuration mode to Privileged EXEC mode. Console(config)# end Console# help The help command displays a brief description of the help system. Syntax • help Default Configuration This command has no default configuration. Command Mode All command modes. User Guidelines - Dell PowerConnect 3548 | Command Line Interface Guide - Page 466
User EXEC mode command enables dumping all the output of a show command without prompting. Use the no form of this command to disable dumping. Syntax • terminal datadump • no terminal datadump Default Configuration Dumping is disabled. Command Mode User EXEC mode. User Guidelines • By default - Dell PowerConnect 3548 | Command Line Interface Guide - Page 467
after entering a show command. Console> terminal datadump show history The show history User EXEC mode command lists the commands entered in the current session. Syntax • show history Default Configuration This command has no default configuration. Command Mode User EXEC mode. User Guidelines • The - Dell PowerConnect 3548 | Command Line Interface Guide - Page 468
• show privilege Default Configuration This command has no default configuration. Command Mode Privileged and User EXEC modes. User Guidelines There are no user guidelines for this command. Example The following example displays the current privilege level for the Privileged EXEC mode. Console# show - Dell PowerConnect 3548 | Command Line Interface Guide - Page 469
command has no default configuration. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example enters the VLAN database mode. Console(config)# vlan database Console(config-vlan)# vlan The vlan VLAN Configuration mode command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 470
This command has no default configuration. Command Mode VLAN Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example VLAN number 1972 is created. Console(config)# vlan database Console(config-vlan)# vlan 1972 interface vlan The interface vlan - Dell PowerConnect 3548 | Command Line Interface Guide - Page 471
and no spaces; a hyphen designates a range of IDs. • all - All existing static VLANs. Default Configuration This command has no default configuration. Command Mode Global Configuration mode. User Guidelines • Commands under the interface range context are executed independently on each interface in - Dell PowerConnect 3548 | Command Line Interface Guide - Page 472
MAC address of the host connected to the port. Default Configuration All ports belong to VLAN 1. Command Mode Interface configuration (Ethernet, port-channel) mode. User Guidelines • The command automatically removes the port from the previous VLAN and adds it to the new VLAN. 472 VLAN Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 473
Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example adds VLANs 1, 2, 5 to 6 to the allowed list of Ethernet port 1/e16. Console(config)# interface ethernet 1/e16 console(config-if)# switchport trunk - Dell PowerConnect 3548 | Command Line Interface Guide - Page 474
. User Guidelines The command adds the port as a member in the VLAN. If the port is already a member in the VLAN (not as a native), it should be first removed from the VLAN. Example The following example configures VLAN number 123 as the native VLAN when Ethernet port 1/e16 is in trunk mode. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 475
Configuration (Ethernet, port-channel) mode. User Guidelines This command enables changing the egress rule (e.g., from tagged to untagged) without first removing the VLAN from the list. Example The following example adds VLANs 2, 5, and 6 to the allowed list of Ethernet port 1/e16 . Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 476
filtering is enabled. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example disables port ingress filtering on Ethernet port 1/e16. Console(config)# interface ethernet 1/e16 Console(config-if - Dell PowerConnect 3548 | Command Line Interface Guide - Page 477
(config)# interface ethernet 1/e16 Console(config-if)# switchport general acceptable-frame-type tagged-only switchport forbidden vlan The switchport forbidden vlan Interface Configuration mode command forbids adding specific VLANs to a port. To return to the default configuration, use the remove - Dell PowerConnect 3548 | Command Line Interface Guide - Page 478
• trunk - Trunking layer 2 VLAN interface • general - Full 802.1q support VLAN interface • customer - The port is connected to customer equipment. Used when the switch is in a provider network Default Configuration Access mode. Command Mode Interface configuration (Ethernet, port-channel) mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 479
- VLAN ID of the customer Default Configuration No VLAN is configured. Command Mode Interface configuration (Ethernet, port-channel) mode. User Guidelines There are no user Guidelines for this command. Example The following example sets the port's VLAN when the interface is in customer mode. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 480
, Multicast and Broadcast traffic to specified ethernet port. Console(config)# interface ethernet 1/e5 Console(config-if)# switchport protected ethernet 2/g1 map protocol protocols-group The map protocol protocols-group VLAN Configuration mode command maps a protocol to a protocol group. Protocol - Dell PowerConnect 3548 | Command Line Interface Guide - Page 481
Configuration This command has no default configuration. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines There are no user guidelines for this command. Example The following example sets a protocol-based classification rule of protocol group 1 to VLAN 8. Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 482
Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines • An internal usage VLAN is required when an IP interface is configured on an Ethernet port or port- channel. • This command enables the user to configure the internal usage VLAN of a port. If an internal usage VLAN - Dell PowerConnect 3548 | Command Line Interface Guide - Page 483
is supported. Syntax • mac-to-vlan mac-address vlan-id • no mac-to-vlan mac-address • mac-address - Specifies the MAC address to be added to the list. • vlan-id - Specifies the VLAN ID. Default Configuration No MAC address entry in the database. Command Mode VLAN Configuration mode. User Guidelines - Dell PowerConnect 3548 | Command Line Interface Guide - Page 484
VLAN database. NOTE: The command mac-to-vlan is deprecated in versions where DVA is supported. Syntax • show vlan mac-to-vlan [mac-address] • mac-address - Specifies the MAC address to be viewed. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 485
Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays all VLAN information. Console# show vlan VLAN ---1 10 11 20 21 30 31 91 3978 Name ------default - Dell PowerConnect 3548 | Command Line Interface Guide - Page 486
Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Example The following example displays protocols-groups information. Console# show vlan protocols-groups Encapsulation ethernet ethernet ethernet ethernet rfc1042 rfc1042 Protocol -------08 00 08 06 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 487
port-channel port-channel-number} • interface - A valid Ethernet port number. • port-channel-number - A valid port-channel number. Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. VLAN - Dell PowerConnect 3548 | Command Line Interface Guide - Page 488
Example The following example displays the switchport configuration for Ethernet port 1/e1. Console# show interface switchport ethernet 1/e1 Port 1/e1: VLAN Membership mode: General Operating parameters: PVID: 1 (default) Ingress Filtering: Enabled Acceptable Frame Type: All GVRP status: Enabled - Dell PowerConnect 3548 | Command Line Interface Guide - Page 489
configured to: Vlan Name Egress rule ---- ------- ----------- 1 default untagged 11 VLAN011 tagged 19 IPv6 VLAN untagged 72 VLAN0072 untagged Forbidden VLANS: VLAN Name ---- ---- 73 out Console# show interface switchport ethernet 1/e2 Port 1/e2: VLAN Membership mode - Dell PowerConnect 3548 | Command Line Interface Guide - Page 490
untagged 91 IP Telephony tagged Forbidden VLANS: VLAN Name ---- ---- 73 out Port 2/e19 VLAN Membership mode: Private-VLAN Community Primary VLAN: 2921 Community VLAN: 2922 Console# show interfaces switchport ethernet 2/e19 Port 2/e19: VLAN Membership mode: Private-VLAN Community - Dell PowerConnect 3548 | Command Line Interface Guide - Page 491
Port is member in: Vlan Name ---- ------------ 2921 Primary A 2922 Community A1 Egress rule ----------untagged untagged Type -----Static Static Static configuration: PVID: 2922 Ingress Filtering: Enabled Acceptable Frame Type: Untagged GVRP status: Disabled VLAN Commands 491 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 492
492 VLAN Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 493
following example configures the voice VLAN Console (config)# voice vlan id 3 voice vlan oui-table The voice vlan oui-table Global Configuration mode command configures the voice OUI table. Use the no form of this command to return to default. Syntax • voice vlan oui-table {add mac-address-prefix - Dell PowerConnect 3548 | Command Line Interface Guide - Page 494
Huawei-3COM Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Example The following example configures the voice OUI table. console(config)# voice vlan oui-table remo 00:e0:bb console(config)# exit console# show voice vlan Aging timeout - Dell PowerConnect 3548 | Command Line Interface Guide - Page 495
console# voice vlan cos The voice vlan cos Global Configuration mode command sets the voice VLAN Class Of Service. Use the no form of this command to return to default. Syntax • voice vlan cos cos • no voice vlan cos • cos - Specify the voice VLAN Class Of Service. Default Configuration - Dell PowerConnect 3548 | Command Line Interface Guide - Page 496
Configuration mode command enables automatic voice VLAN configuration for a port. Use the no form of this command to disable automatic voice VLAN configuration. Syntax • voice vlan enable • no voice vlan enable Default Configuration Disabled. Command Mode Interface configuration (Ethernet, port - Dell PowerConnect 3548 | Command Line Interface Guide - Page 497
mode. Syntax • voice vlan secure • no voice vlan secure Default Configuration Not secured. Command Mode Interface Configuration (Ethernet, port-channel) mode. User Guidelines • Use this command to specify that packets classified to the voice VLAN with a non- telephony MAC address source MAC address - Dell PowerConnect 3548 | Command Line Interface Guide - Page 498
show voice vlan The show voice vlan EXEC mode command displays the voice VLAN status.s Syntax • show voice vlan [ ethernet interface | port-channel port-channel-number ] • interface - Ethernet interface • port-channel-number - Port Channel interface Default Configuration OUI 0001e3 00036b 000fe2 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 499
Example The following example displays the voice VLAN configuration. Console Switch# show voice vlan Aging timeout: 1440 minutes OUI table MAC Address-Prefix Description 00:E0:BB 3COM 00:03:6B Cisco 00:E0:75 Veritel 00:D0:1E Pingtel 00:01:E3 Simens 00:60:B9 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 500
500 Voice VLAN - Dell PowerConnect 3548 | Command Line Interface Guide - Page 501
Mode Global Configuration mode. User Guidelines Only a user with access level 15 can use the Web server. Example The following example enables configuring the device from a browser. Console(config)# ip http server ip http port The ip http port Global Configuration mode command specifies the TCP port - Dell PowerConnect 3548 | Command Line Interface Guide - Page 502
Configuration mode. User Guidelines Specifying 0 as the port number effectively disables HTTP access to the device. Example The following example configures the http port number to 100. Console(config)# ip http port 100 ip http exec-timeout The ip http exec-timeout global configuration command sets - Dell PowerConnect 3548 | Command Line Interface Guide - Page 503
. Command Mode Global Configuration mode. User Guidelines Use the ip https exec-timeout Global Configuration mode command to generate an HTTPS certificate. Example The following example enables configuring the device from a secured browser. console(config)# ip https server ip https port The ip https - Dell PowerConnect 3548 | Command Line Interface Guide - Page 504
mode. User Guidelines Specifying 0 as the port number effectively disables HTTPS access to the device. Example The following example configures the https port number to 100. Console(config)# ip https port 100 ip https exec-timeout The ip https exec-timeout Global Configuration command sets - Dell PowerConnect 3548 | Command Line Interface Guide - Page 505
user input before automatically logging off to 3 minutes 30 seconds. Console (config)# ip https exec-timeout 3 30 crypto certificate generate The crypto certificate generate Global Configuration mode command common- name - Specifies the fully qualified URL or IP address of the device. (Range: 1 - 64) - Dell PowerConnect 3548 | Command Line Interface Guide - Page 506
Command Mode Global Configuration mode. User Guidelines • The command is not saved in the device configuration; however, the certificate and keys generated by this command are saved in the private configuration (which is never displayed to the user or backed up to another device). • Use this command - Dell PowerConnect 3548 | Command Line Interface Guide - Page 507
Mode Privileged EXEC mode. User Guidelines • Use this command to export a certificate request to a Certification Authority. The certificate request is generated in Base64-encoded X.509 format. • Before generating a certificate request you must first generate a self-signed certificate using the ip - Dell PowerConnect 3548 | Command Line Interface Guide - Page 508
the certificate number. (Range: 1 - 2) Default Configuration This command has no default configuration. Command Mode Global Configuration mode. User Guidelines • Use this command to enter an external certificate (signed by Certification Authority) to the device. To end the session, enter an empty - Dell PowerConnect 3548 | Command Line Interface Guide - Page 509
Authority for HTTPS. Console(config)# crypto certificate END ip https certificate The ip https certificate Global Configuration mode command configures the active certificate for HTTPS. Use the no form of this command to return to the default configuration. Syntax • ip https certificate number • no ip - Dell PowerConnect 3548 | Command Line Interface Guide - Page 510
Default Configuration Certificate number 1. Command Mode Global Configuration mode. User Guidelines The ip https exec-timeout command should be used to generate HTTPS certificates. Example The following example configures the active certificate for HTTPS. Console(config)# ip https certificate 1 show - Dell PowerConnect 3548 | Command Line Interface Guide - Page 511
the certificate. Console# show crypto certificate print: DC789788 DC88A988 127897BC BB789788 show ip http The show ip http Privileged EXEC mode command displays the HTTP server configuration. Syntax • show ip http Default Configuration This command has no default configuration. Web Server 511 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 512
configuration. Console# show ip http HTTP server enabled. Port: 80 show ip https The show ip https Privileged EXEC mode command displays the HTTPS server configuration. Syntax • show ip https Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User - Dell PowerConnect 3548 | Command Line Interface Guide - Page 513
Example The following example displays the HTTP server configuration. Console# show ip https HTTPS server enabled. Port: 443 Certificate 1 is active Issued by: www.verisign.com Valid from: Jan 1 02:44:50 2004 GMT Valid to: Dec 31 02:44:50 2005 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 514
514 Web Server - Dell PowerConnect 3548 | Command Line Interface Guide - Page 515
command to return to the default configuration. Syntax • aaa authentication dot1x default method1 [method2...] • no aaa authentication dot1x default Default Configuration No authentication method is defined. Command Mode Global Configuration mode. User command line. • The RADIUS server must support - Dell PowerConnect 3548 | Command Line Interface Guide - Page 516
. Command Mode Global Configuration mode. User Guidelines There are no user guidelines for this command. Examples The following example enables 802.1x globally. Console(config)# dot1x system-auth-control dot1x port-control The dot1x port-control Interface Configuration mode command enables manually - Dell PowerConnect 3548 | Command Line Interface Guide - Page 517
by the client to authenticate. The device cannot provide authentication services to the client through the interface. Default Configuration Port is in the force-authorized state. Command Mode Interface Configuration (Ethernet) mode. User Guidelines • It is recommended to disable Spanning Tree or to - Dell PowerConnect 3548 | Command Line Interface Guide - Page 518
interface ethernet 1/e16 Console(config-if)# dot1x re-authentication dot1x timeout re-authperiod The dot1x timeout re-authperiod Interface Configuration mode command sets the number of seconds between re-authentication attempts. Use the no form of this command to return to the default configuration - Dell PowerConnect 3548 | Command Line Interface Guide - Page 519
are no user guidelines for this command. Examples The following command manually initiates a re-authentication of 802.1X-enabled Ethernet port 1/e16. Console# dot1x re-authenticate ethernet 1/e16 dot1x timeout quiet-period The dot1x timeout quiet-period Interface Configuration mode command sets the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 520
Interface Configuration (Ethernet) mode. User Guidelines • During the quiet period, the device does not accept or initiate authentication requests. • The default value of this command should only be changed to adjust for unusual circumstances, such as unreliable links or specific behavioral problems - Dell PowerConnect 3548 | Command Line Interface Guide - Page 521
Mode Interface Configuration (Ethernet) mode. User Guidelines The default value of this command should be changed only to adjust for unusual circumstances, such as unreliable links or specific behavioral problems with certain clients. and authentication servers Examples The following command sets - Dell PowerConnect 3548 | Command Line Interface Guide - Page 522
Mode Interface configuration (Ethernet) mode. User Guidelines The default value of this command should be changed only to adjust for unusual circumstances, such as unreliable links or specific behavioral problems with certain clients. and authentication servers Examples The following example sets - Dell PowerConnect 3548 | Command Line Interface Guide - Page 523
that the device waits for a response from the authentication server. (Range: 1 - 65535 seconds) Default Configuration The timeout period is 30 seconds. Command Mode Interface configuration (Ethernet) mode. User Guidelines The actual timeout can be determined by comparing the dot1x timeout server - Dell PowerConnect 3548 | Command Line Interface Guide - Page 524
-async-request-id Console(config-if)# show dot1x The show dot1x Privileged EXEC mode command displays the 802.1X status of the device or specified interface. Syntax • show dot1x [ethernet interface] • interface - Valid Ethernet port. (Full syntax: unit/port) Default Configuration This command has no - Dell PowerConnect 3548 | Command Line Interface Guide - Page 525
Ena Ena Ena Dis Dis Reauth Period -----3600 3600 3600 3600 3600 Username -------Bob John Clark n/a n/a * Port is down or not present. Console# show dot1x ethernet 1/e3 802.1x is enabled. Port Admin Mode Oper Mode 1/e3 Auto Unauthorized Reauth Control ------Ena Reauth Period -----3600 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 526
mode. Possible values: Authorized, Unauthorized or Down. Reauthentication control. Reauthentication period. The username representing the identity of the Supplicant. This field shows the username in case the port control is auto. If the port is Authorized, it shows the username of the current user - Dell PowerConnect 3548 | Command Line Interface Guide - Page 527
supplicant MAC address. The users [username username] • username - Supplicant username. (Range: 1 - 160 characters) Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. 802.1x Commands - Dell PowerConnect 3548 | Command Line Interface Guide - Page 528
address of the Supplicant. show dot1x statistics The show dot1x statistics Privileged EXEC mode command displays 802.1X statistics for the specified interface. Syntax • show dot1x statistics ethernet interface • interface - Valid Ethernet port. (Full syntax: unit/port) Default Configuration This - Dell PowerConnect 3548 | Command Line Interface Guide - Page 529
Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example displays 802.1X statistics for the specified interface. Console# show dot1x statistics ethernet : 1 LastEapolFrameSource: 00:08:78:32:98:78 802.1x Commands 529 - Dell PowerConnect 3548 | Command Line Interface Guide - Page 530
received EAPOL frame. The source MAC address carried in the most recently received EAPOL frame. ADVANCED FEATURES dot1x auth-not-req The dot1x auth-not-req VLAN Configuration mode command enables unauthorized devices access to the VLAN. Use the no form of this command to disable access to the - Dell PowerConnect 3548 | Command Line Interface Guide - Page 531
Default Configuration Access is enabled. Command Mode Interface Configuration (VLAN) mode. User Guidelines • An access port cannot be a member in an unauthenticated VLAN. • The native VLAN of a trunk port cannot be an unauthenticated VLAN. • For a general port, the PVID can be an unauthenticated - Dell PowerConnect 3548 | Command Line Interface Guide - Page 532
in seconds between consecutive traps. (Range: 1 - 1000000) Default Configuration Frames with source addresses that are not the supplicant address are discarded. No traps are sent. Command Mode Interface Configuration (Ethernet) mode. User Guidelines The command is relevant when multiple hosts is - Dell PowerConnect 3548 | Command Line Interface Guide - Page 533
as a guest VLAN. Command Mode Interface Configuration (VLAN) mode. User Guidelines • Use the dot1x guest-vlan enable Interface Configuration mode command to enable unauthorized users on an interface to access the guest VLAN. • If the guest VLAN is defined and enabled, the port automatically joins - Dell PowerConnect 3548 | Command Line Interface Guide - Page 534
Ethernet) mode. User Guidelines A device can have only one global guest VLAN. The guest VLAN is defined using the dot1x guest-vlan Interface Configuration mode command. Example The following example enables unauthorized users on Ethernet port 1/e1 to access the guest VLAN. Console# configure Console - Dell PowerConnect 3548 | Command Line Interface Guide - Page 535
Default Configuration Disabled. Command Mode Interface configuration (Ethernet) mode User Guidelines • Guest VLAN must be enabled, when MAC authentication is enabled. • Static MAC addresses cannot be aurhorized. Do not change authenticated MAC address to static address. • It is not recommended to - Dell PowerConnect 3548 | Command Line Interface Guide - Page 536
• no dot1x radius-attributes vlan Default Configuration Disabled. Command Mode Interface configuration (Ethernet) mode User Guidelines • The dot1x radius-attributes vlan command configuration is allowed only when the port is Forced Authorized. • RADIUS attributes are supported only in the multiple - Dell PowerConnect 3548 | Command Line Interface Guide - Page 537
Ethernet port. (Full syntax: unit/port) Default Configuration This command has no default configuration. Command Mode Privileged EXEC mode. User Guidelines There are no user guidelines for this command. Examples The following example displays 802.1X advanced features for the switch. Console# show - Dell PowerConnect 3548 | Command Line Interface Guide - Page 538
Disabled Disabled g18 Authenticate Disabled Disabled g19 Authenticate Disabled Disabled g20 Authenticate Disabled Disabled g21 Authenticate Disabled Disabled g22 Authenticate Disabled Disabled 538 802.1x Commands
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Dell™ PowerConnect™ 3500 Series
CLI Reference Guide