LevelOne GES-2451 Manual
LevelOne GES-2451 Manual
 |
View all LevelOne GES-2451 manuals
Add to My Manuals
Save this manual to your list of manuals |
LevelOne GES-2451 manual content summary:
- LevelOne GES-2451 | Manual - Page 1
LevelOne GES-2451 24 GE with 4 Shared SFP Web Smart Switch User Manual REV1.0.0 1910020632 - LevelOne GES-2451 | Manual - Page 2
. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference - LevelOne GES-2451 | Manual - Page 3
IP ...14 4.2 User Management...15 4.2.1 User Table ...15 4.2.2 User Config ...15 4.3 System Tools ...17 4.3.1 Config Restore 17 4.3.2 Config Backup 17 4.3.3 Firmware Upgrade 18 4.3.4 System Reboot 19 4.3.5 System Reset ...19 4.4 Access Security...19 4.4.1 Access Control 19 Chapter 5 Switching - LevelOne GES-2451 | Manual - Page 4
5.1.3 Port Security ...25 5.1.4 Port Isolation ...26 5.2 LAG ...27 5.2.1 LAG Table...28 5.2.2 Static LAG...29 5.3 Traffic Monitor...30 5.3.1 Traffic Summary 30 5.3.2 Traffic Statistics 32 5.4 MAC Address ...33 5.4.1 Address Table...34 5.4.2 Static Address...35 5.4.3 Dynamic Address 36 5.4.4 - LevelOne GES-2451 | Manual - Page 5
8.2 Multicast IP...77 8.2.1 Multicast IP Table 77 8.2.2 Static Multicast IP 78 8.3 Multicast Filter ...79 8.3.1 IP-Range ...79 8.3.2 Port Filter ...80 8.4 Packet Statistics ...81 Chapter 9 QoS...83 9.1 DiffServ...86 9.1.1 Port Priority...86 9.1.2 Schedule Mode 87 9.1.3 802.1P Priority 87 9.1.4 - LevelOne GES-2451 | Manual - Page 6
11.3 Device Diagnostics...112 11.3.1 Cable Test...112 11.3.2 Loopback ...113 11.4 Network Diagnostics 114 11.4.1 Ping ...114 11.4.2 Tracert ...115 Appendix A: Specifications...117 Appendix B: Configuring the PCs 118 Appendix C: Glossary...120 V - LevelOne GES-2451 | Manual - Page 7
Package Contents The following items should be found in your box: GES-2451 power cord 19" Rackmount Kit Quick Installation Guide Resource CD (User Manual) Note: Make sure that the package contains the above items. If any of the listed items are damaged or missing, please contact your - LevelOne GES-2451 | Manual - Page 8
familiar with IT concepts and network terminologies. 1.2 Conventions In this Guide the following conventions are used: The switch or GES-2451 mentioned in this Guide stands for GES-2451 24 GE with 4 Shared SFP Web Smart Switch without any explanation. Menu Name→Submenu Name→Tab page indicates - LevelOne GES-2451 | Manual - Page 9
certain access level. System Tools: Manage the configuration file of the switch. . Multicast IP: Configure multicast IP table. switch, which facilitates you to monitor the IGMP messages in the network. This module is used to configure QoS function to provide different quality of service - LevelOne GES-2451 | Manual - Page 10
device are available. Network Diagnostics: Test if the destination is reachable and the account of router hops from the switch to the destination. Lists the hardware specifications of the switch. Introduces how to configure the PCs. Lists the glossary used in this manual. Return to CONTENTS 4 - LevelOne GES-2451 | Manual - Page 11
Thanks for choosing the GES-2451 24 GE with 4 Shared SFP Web Smart Switch! 2.1 Overview of the Switch Designed for workgroups and departments, GES-2451 provides wire-speed performance and full set of layer 2 management features. It provides a variety of service features and multiple powerful - LevelOne GES-2451 | Manual - Page 12
Switch is powered on. The Switch is powered off or power supply is abnormal. The switch is working abnormally. The switch is working normally. The switch SFP ports work. The SFP module supports hot-plugging. Note: When using the default settings. 2.3.2 Rear Panel The rear panel of GES-2451 features a - LevelOne GES-2451 | Manual - Page 13
-pronged connector that supports the power cable. Plug in the female connector of the provided power cable into this connector, and the male into a power outlet. Grounding Terminal:GES-2451 already comes with Lightning Protection Mechanism. You can also ground the switch through the PE (Protecting - LevelOne GES-2451 | Manual - Page 14
default address http://192.168.1.1 in the address field of the browser, then press the Enter key. Figure 3-1 Web-browser Tips: To log in to the switch, the IP the switch. The IP address is 192.168.1.x ("x" is any number from 2 to 254), Subnet Mask is 255.255.255.0. For the detailed instructions as - LevelOne GES-2451 | Manual - Page 15
Figure 3-3 Main Setup-Menu Note: Clicking Apply can only make the new configurations effective before the switch is rebooted. If you want to keep the configurations effective even the switch is rebooted, please click Saving Config. You are suggested to click Saving Config before cutting off the - LevelOne GES-2451 | Manual - Page 16
System Summary, Device Description, System Time, Daylight Saving Time and System IP pages. 4.1.1 System Summary On this page you can view the working status of 48 10/100/1000Mbps RJ45 ports and 4 SFP ports of the switch. The ports labeled as numbers are 10/100/1000Mbps ports; the ports labeled as - LevelOne GES-2451 | Manual - Page 17
display the bandwidth utilization of sending packets on this port. 4.1.2 Device Description On this page you can configure the description of the switch, including device name, device location and system contact. Choose the menu System→System Info→Device Description to load the following page. 11 - LevelOne GES-2451 | Manual - Page 18
are displayed on this screen: Time Info Current System Date: Current Time Source: Displays the current date and time of the switch. Displays the current time Source of the switch. Time Config Manual: Synchronize with PC'S Clock: When this option is selected, you can set the date and time - LevelOne GES-2451 | Manual - Page 19
Note: The system time will be restored to the default when the switch is restarted and you need to reconfigure the system time of the switch. 4.1.4 Daylight Saving Time Here you can configure the Daylight Saving Time of the switch. Choose the menu System→System Info→Daylight Saving Time to load the - LevelOne GES-2451 | Manual - Page 20
displayed on this screen: IP Config MAC Address: Displays MAC Address of the switch. IP Address Mode: Select the mode to obtain IP Address for the switch. Static IP: When this option is selected, you should enter IP Address, Subnet Mask and Default Gateway manually. DHCP: When this option - LevelOne GES-2451 | Manual - Page 21
not be configured. 5. By default, the IP address is 192.168.1.1. 4.2 User Management User Management functions to configure the user name and password for users to log on to the Web management page with a certain access level so as to protect the settings of the switch from being randomly changed - LevelOne GES-2451 | Manual - Page 22
this guide are subject to the admin's login without any explanation. Choose the menu System→User Management→User Config to load the following page. Figure 4-9 User Config The following entries are displayed on this screen: User Info User Name: Create a name for users' login. Access Level: User - LevelOne GES-2451 | Manual - Page 23
4.3 System Tools The System Tools function, allowing you to manage the configuration file of the switch, can be implemented on Config Restore, Config Backup, Firmware Upgrade, System Reboot and System Reset pages. 4.3.1 Config Restore On this page you can upload a backup configuration file to - LevelOne GES-2451 | Manual - Page 24
to take this measure before upgrading. Note: It will take a few minutes to backup the configuration. Please wait without any operation. 4.3.3 Firmware Upgrade The switch system can be upgraded via the Web management page. To upgrade the system is to get more functions and better performance. Choose - LevelOne GES-2451 | Manual - Page 25
System→System Tools→System Reset to load the following page. Figure 4-14 System Reset Note: After the system is reset, the switch will be reset to the default and all the settings will be cleared. 4.4 Access Security Access Security provides different security measures for the remote login so as to - LevelOne GES-2451 | Manual - Page 26
. Port-based: Select this option to limit the ports for login. These fields can be available for configuration only when IP-based mode is selected. Only the users within the IP-range you set here are allowed for login. MAC Address: The field can be available for configuration only when MAC-based - LevelOne GES-2451 | Manual - Page 27
Session Timeout: Access User Number Number Control； Admin Number: Guest Number: If you do nothing with the Web management page within the timeout time, the system will log out automatically. If you want to reconfigure, please login again. Select Enable/Disable the Number Control function. Enter - LevelOne GES-2451 | Manual - Page 28
it is in need. The parameters will affect the working mode of the port, please set the parameters appropriate to your needs. Choose the menu Switching→Port→Port Config to load the following page. Figure 5-1 Port Config The following entries are displayed on this screen: Port Config Port Select - LevelOne GES-2451 | Manual - Page 29
copies of packets from one/multiple ports (mirrored port) to a specific port (mirroring port). Usually, the mirroring port is connected to a data diagnose device, which is used to analyze the mirrored packets for monitoring and troubleshooting the network. Choose the menu Switching→Port→Port Mirror - LevelOne GES-2451 | Manual - Page 30
Mirrored Port: Operation: Displays the mirrored ports. Click Edit to configure the mirror group. Click Edit to display the following figure. Figure 5-3 Mirroring Port The following entries are displayed on this screen: Mirror Group Number: Select the mirror group number you want to configure - LevelOne GES-2451 | Manual - Page 31
the MAC Address Table. When the MAC Address Table is full, the switch will broadcast the packets to all the ports. At this moment, the drop and even breakdown of the system. Port Security is to protect the switch from the malicious MAC Address Attack by limiting the maximum number of MAC addresses - LevelOne GES-2451 | Manual - Page 32
is selected, the learned MAC address will be out of the influence of the aging time and can only be deleted manually. The learned entries will be saved even the switch is rebooted. Select Enable/Disable the Port Security feature for the port. Note: The Port Security function is disabled for the - LevelOne GES-2451 | Manual - Page 33
Figure 5-5 Port Isolation Config The following entries are displayed on this screen: Port Isolation Config Port: Select the port number to set its forwardlist. Forward Portlist: Select the port that to be forwarded to. Port Isolation List Port: Display the port number. Forward Portlist: - LevelOne GES-2451 | Manual - Page 34
to the Aggregate Arithmetic. If the connections of one or several ports are broken, the traffic of these the information of the current LAG of the switch. Choose the menu Switching→LAG→LAG Table to load the following packets. SRC IP + DST IP: When this option is selected, the Aggregate Arithmetic - LevelOne GES-2451 | Manual - Page 35
IP addresses of the packets. LAG Table Select: Select the desired LAG. It is multi-optional. of your selected LAG. Figure 5-7 Detail Information 5.2.2 Static LAG On this page, you can manually configure the LAG. Choose the menu Switching→LAG→Static LAG to load the following page. 29 - LevelOne GES-2451 | Manual - Page 36
Figure 5-8 Manually Config The following entries are displayed on this screen: LAG Config Group Number: Select a Group Number which facilitates you to monitor the traffic and analyze the network abnormity. Choose the menu Switching→Traffic Monitor→Traffic Summary to load the following page. 30 - LevelOne GES-2451 | Manual - Page 37
Figure 5-9 Traffic Summary The following entries are displayed on this screen: Auto Refresh Auto Refresh: Allows you to Enable/Disable refreshing the Traffic Summary automatically. Refresh Rate: Enter a value in seconds to specify the refresh interval. Traffic Summary Port Select: Click - LevelOne GES-2451 | Manual - Page 38
displays the detailed traffic information of each port, which facilitates you to monitor the traffic and locate faults promptly. Choose the menu Switching→Traffic Monitor→Traffic Statistics to load the following page. Figure 5-10 Traffic Statistics The following entries are displayed on this screen - LevelOne GES-2451 | Manual - Page 39
. Address Table contains the port-based MAC address information, which is the base for the switch to forward packets quickly. The entries in the Address Table can be updated by auto-learning or configured manually. Most the entries are generated and updated by auto-learning. In the stable networks - LevelOne GES-2451 | Manual - Page 40
option allows the address table to display the filtering address entries only. Address Table MAC Address: Displays the MAC address learned by the switch. VLAN ID: Displays the corresponding VLAN ID of the MAC address. Port: Displays the corresponding Port number of the MAC address. Type - LevelOne GES-2451 | Manual - Page 41
address table maintains the static address entries which can be added or removed manually, independent of the aging time. In the stable networks, the static MAC address entries can facilitate the switch to reduce broadcast packets and remarkably enhance the efficiency of packets forwarding without - LevelOne GES-2451 | Manual - Page 42
has been added to the Static Address Table, connecting the device to another port will cause its address not to be recognized dynamically by the switch. Therefore, please ensure the entries in the Static Address Table are correct and valid. 3. The MAC address in the Static Address Table can not be - LevelOne GES-2451 | Manual - Page 43
This decreases the forwarding performance of the switch. It is recommended to keep the default value. 5.4.4 Filtering Address The filtering address is to forbid the undesired packets to be forwarded. The filtering address can be added or removed manually, independent of the aging time. The filtering - LevelOne GES-2451 | Manual - Page 44
Figure 5-14 Filtering Address The following entries are displayed on this screen: Create Filtering Address MAC Address: Enter the MAC Address to be filtered. VLAN ID: Enter the corresponding VLAN ID of the MAC address. Search Option Search Option: Select a Search Option from the pull-down - LevelOne GES-2451 | Manual - Page 45
resources, causing potential serious security problems. A Virtual Local Area Network one another as if they are in a LAN. However, hosts in different VLANs cannot communicate with one This switch supports 802.1Q VLAN to classify VLANs. VLAN tags in the packets are necessary for the switch to - LevelOne GES-2451 | Manual - Page 46
16-bit field, indicating that this data frame is VLAN-tagged. By default, it is 0x8100 in this switch. （2） Priority: Priority is a 3-bit field, referring to 802.1p packet will be assigned to the default VLAN of the inbound port for transmission. In this User Guide, the tagged packet refers to the - LevelOne GES-2451 | Manual - Page 47
PVID can be set as the VID number of any VLAN the port belongs to. PVID PVID (Port Vlan ID) is the default VID of the port. When the switch receives an untagged packet, it will add a VLAN tag to the packet according to the PVID of its received port and forward - LevelOne GES-2451 | Manual - Page 48
Choose the menu VLAN→802.1Q VLAN→VLAN Config to load the following page. Figure 6-3 VLAN Table To ensure the normal communication of the factory switch, the default VLAN of all ports is set to VLAN1. VLAN1 can not be modified or deleted. The following entries are displayed on this screen: VLAN - LevelOne GES-2451 | Manual - Page 49
. Displays the Link Type of the port. It can be reset on Port Config screen. Select the Egress Rule for the VLAN port member. The default egress rule is UNTAG. TAG: All packets forwarded by the port are tagged. The packets contain VLAN information. UNTAG: Packets forwarded by the port are - LevelOne GES-2451 | Manual - Page 50
the 802.1Q VLAN, please acquaint yourself with all the devices connected to the switch in order to configure the ports properly. Choose the menu VLAN→802.1Q If the current VLAN is deleted, the PVID will be set to 1 by default. TRUNK: The TRUNK port can be added in multiple VLANs, and the egress - LevelOne GES-2451 | Manual - Page 51
→VLAN Config page, select the desired entry to delete the corresponding VLAN by clicking the Delete button. 6.2 Application Example for 802.1Q VLAN Network Requirements Switch A is connecting to PC A and Server B; Switch B is connecting to PC B and Server A; 45 - LevelOne GES-2451 | Manual - Page 52
3. Create VLAN20 Required. On VLAN→802.1Q VLAN→VLAN Config page, create a VLAN with its VLAN ID as 20, owning Port 3 and Port 4. Configure Switch B Step 1 2 3 Operation Description Configure the Required. On VLAN→802.1Q VLAN→Port Config page, configure Link Type of the the link type of Port - LevelOne GES-2451 | Manual - Page 53
of the network via transferring BPDUs between devices. To implement spanning tree function, the switches in the network transfer BPDUs between each other to exchange information and all the switches supporting STP receive and process the received BPDUs. BPDUs carry the information that is needed - LevelOne GES-2451 | Manual - Page 54
send BPDU packets. It is used to test the links. Max. Age: Max. Age ranges from 6 to 40 seconds. It specifies the maximum time the switch can wait without receiving a BPDU before attempting to reconfigure. Forward Delay: Forward Delay ranges from 4 to 30 seconds. It specifies the time for the port - LevelOne GES-2451 | Manual - Page 55
chosen as the root bridge. Selecting the root port and designate port The operation is taken in the following way: Step Operation 1 For each switch (except the one chosen as the root bridge) in a network, the port that receives the BPDU with the highest priority is chosen as the root port of - LevelOne GES-2451 | Manual - Page 56
in the VLAN. MSTP is compatible with both STP and RSTP. MSTP Elements MST Region (Multiple Spanning Tree Region): An MST Region comprises switches with the same region configuration and VLAN-to-Instances mapping relationship. IST (Internal Spanning Tree): An IST is a spanning tree in an MST. CST - LevelOne GES-2451 | Manual - Page 57
this bridge to the Root Bridge and forwards packets to the root. Designated Port: Indicates the port that forwards packets to a downstream network segment or switch. Master Port: Indicates the port that connects a MST region to the common root. The path from the master port to the common root is - LevelOne GES-2451 | Manual - Page 58
on STP Config and STP Summary pages. 7.1.1 STP Config Before configuring spanning trees, you should make clear the roles each switch plays in each spanning tree instance. Only one switch can be the root bridge in each spanning tree instance. On this page you can globally configure the spanning tree - LevelOne GES-2451 | Manual - Page 59
the network load of the switches and wastes network resources. The default value is recommended. 3. A too small max age parameter may result in the switches regenerating spanning trees frequently and cause network congestions to be falsely regarded as link problems. A too large max age parameter - LevelOne GES-2451 | Manual - Page 60
is too large, the number of MSTP packets being sent in each hello time may be increased with occupying too much network resources. The default value is recommended. 7.1.2 STP Summary On this page you can view the related parameters for Spanning Tree function. Choose the menu Spanning Tree→STP - LevelOne GES-2451 | Manual - Page 61
port based on the port number you entered. Select the desired port for STP configuration. It is multi-optional. Displays the port number of the switch. Select Enable /Disable STP function for the desired port. Enter a value from 0 to 240 divisible by 16. Port priority is an important criterion on - LevelOne GES-2451 | Manual - Page 62
binds several VLANs to an instance to realize the load balance based on instances. Only when the switches have the same MST region name, MST region revision and VLAN-to-Instance mapping table, the switches can be regarded as in the same MST region. The MSTP Instance function can be implemented on - LevelOne GES-2451 | Manual - Page 63
Figure 7-7 Region Config The following entries are displayed on this screen: Region Config Region Name: Revision: Create a name for MST region identification using up to 32 characters. Enter the revision from 0 to 65535 for MST region identification. 7.3.2 Instance Config Instance - LevelOne GES-2451 | Manual - Page 64
ID for configuration. It is multi-optional. Displays Instance ID of the switch. Select Enable/Disable the instance. Enter the priority of the switch in the instance. It is an important criterion on determining if the switch will be chosen as the root bridge in the specific instance. Enter the - LevelOne GES-2451 | Manual - Page 65
priority and path cost. It is multi-optional. Displays the port number of the switch. Enter the priority of the port in the instance. It is an important criterion belongs to. Note: The port status of one port in different spanning tree instances can be different. Global configuration Procedure for Spanning - LevelOne GES-2451 | Manual - Page 66
ports Spanning Tree→Port Config→Port Config page. 4 Configure the MST region Required. Create MST region and configure the role the switch plays in the MST region on Spanning Tree→MSTP Instance→Region Config and Instance Config page. 5 Configure MSTP parameters Optional. Configure different - LevelOne GES-2451 | Manual - Page 67
wrong. With BPDU filter function enabled, a port does not receive or forward BPDUs, but it sends out its own BPDUs. Such a mechanism prevents the switch from being attacked by BPDUs so as to guarantee generation the spanning trees correct. Choose the menu Spanning Tree→STP Security→Port Protect to - LevelOne GES-2451 | Manual - Page 68
configuration. It is multi-optional. Displays the port number of the switch. Loop Protect is to prevent the loops in the network brought by is to prevent the decrease of the performance and stability of the switch brought by continuously removing MAC address entries upon receiving TC-BPDUs in - LevelOne GES-2451 | Manual - Page 69
the TC Protect Cycle. The default value is 5. 7.5 Application Example for STP Function Network Requirements Switch A, B, C, D and E all support MSTP function. A is the central switch. B and C are switches in the convergence layer. D, E and F are switches in the access layer. There - LevelOne GES-2451 | Manual - Page 70
Switch A: Step Operation Description 1 Configure ports On VLAN→802.1Q VLAN page, configure the link type of the related ports as Trunk, and add the ports to VLAN 101-VLAN 106. The detailed instructions the region as PS-G and keep the default revision setting. 4 Configure VLAN-to-Instance - LevelOne GES-2451 | Manual - Page 71
Switch C: Step Operation Description 1 Configure ports On VLAN→802.1Q VLAN page, configure the link type of the related ports as Trunk, and add the ports to VLAN 101-VLAN 106. The detailed instructions the region as PS-G and keep the default revision setting. 4 Configure VLAN-to-Instance - LevelOne GES-2451 | Manual - Page 72
figure are connected links; the gray paths are the blocked links. Suggestion for Configuration Enable TC Protect function for all the ports of switches. Enable Root Protect function for all the ports of root bridges. Enable Loop Protect function for the non-edge ports. Enable BPDU Protect - LevelOne GES-2451 | Manual - Page 73
users requiring this information is not certain, unicast and broadcast deliver a low efficiency. Multicast solves this problem. It can deliver a high efficiency to send data in the point to multi-point service, which can save large bandwidth and reduce the network load. In multicast, the packets are - LevelOne GES-2451 | Manual - Page 74
used in the local network only Table 8-1 Range of the special multicast IP 2. Multicast MAC Address: When a unicast packet is transmitted in an should be a group port list, so the switch will duplicate this multicast data and deliver each port one copy. The general format of the multicast address - LevelOne GES-2451 | Manual - Page 75
Multicast module is mainly for multicast management configuration of the switch, including four submenus: IGMP Snooping, Multicast IP, Multicast Filter and Packet Statistics. 8.1 IGMP Snooping IGMP Snooping Process The switch, running IGMP Snooping, listens to the IGMP messages transmitted between - LevelOne GES-2451 | Manual - Page 76
IGMP query message from the router port, it will consider this port is not a router port any more. The default value is 300 seconds. Member Port Time: Within the time, if the switch does not receive IGMP report message from the member port, it will consider this port is not a member port - LevelOne GES-2451 | Manual - Page 77
on this screen: Global Config IGMP Snooping: Select Enable/Disable IGMP Snooping function globally on the switch. Unknown Multicast: Select the operation for the switch to process unknown multicast, Forward or Discard. IGMP Snooping Status Description: Member: Displays IGMP Snooping - LevelOne GES-2451 | Manual - Page 78
desired port. If Fast Leave is enabled for a port, the switch will immediately remove this port from the multicast group upon receiving IGMP leave Note: 1. Fast Leave on the port is effective only when the host supports IGMPv2 or IGMPv3. 2. When both Fast Leave feature and Unknown Multicast Discard - LevelOne GES-2451 | Manual - Page 79
consider this port is not a router port any more. Member Port Time: Specify the aging time of the member port. Within this time, if the switch doesn't receive IGMP report message from the member port, it will consider this port is not a member port any more. Leave Time: Specify the interval - LevelOne GES-2451 | Manual - Page 80
Enable IGMP Snooping Required. Enable IGMP Snooping globally on the switch function and for the port on Multicast→IGMP Snooping→Snooping Config a receiver one copy. This mode wastes a lot of bandwidth. The problem above can be solved by configuring a multicast VLAN. By adding switch ports to the - LevelOne GES-2451 | Manual - Page 81
Specify the aging time of the router port. Within this time, if the switch doesn't receive IGMP query message from the router port, it will consider this →IGMP Snooping→Multicast VLAN page. It is recommended to keep the default time parameters. 4 Look over the configuration If it is successfully - LevelOne GES-2451 | Manual - Page 82
5 is connected to user B and the packets are transmitted in VLAN5. User A: Connected to Port 4 of the switch. User B: Connected to port 5 of the switch. Configure a multicast VLAN, and user A and B receive multicast streams through the multicast VLAN. Network Diagram Configuration Procedure - LevelOne GES-2451 | Manual - Page 83
3 and keep the other parameters as default on Multicast→IGMP Snooping→Multicast VLAN page IP can be implemented on Multicast IP Table, Static Multicast IP page. 8.2.1 Multicast IP Table On this page you can view the multicast IP table on the switch. Choose the menu Multicast→Multicast IP→Multicast IP - LevelOne GES-2451 | Manual - Page 84
multicast group. Displays the forward port of the multicast group. Displays the type of the multicast IP. Note: If the configuration on VLAN Config page and multicast VLAN page is changed, the switch will clear up the dynamic multicast addresses in multicast address table and learn new addresses - LevelOne GES-2451 | Manual - Page 85
Filter When IGMP Snooping is enabled, you can specified the multicast IP-range the ports can join so as to restrict users ordering multicast address table; if the port can not be added to the multicast group, the switch will drop the IGMP report message. In that way, the multicast streams will not - LevelOne GES-2451 | Manual - Page 86
configure the multicast filter rules for port. Take the configuration on this page and the configuration on IP-Range page together to function to implement multicast filter function on the switch. Choose the menu Multicast→Multicast Filter→Port Filter to load the following page. Figure 8-11 Port - LevelOne GES-2451 | Manual - Page 87
feature has no effect on static multicast IP. 3. Up to 5 IP-Ranges can be bound to one port. Configuration Procedure: Step Operation Description 1 Configure IP-Range Required. Configure IP-Range to be filtered on Multicast→Multicast Filter→IP-Range page. 2 Configure multicast filter Optional - LevelOne GES-2451 | Manual - Page 88
the port number you entered. Port: Displays the port number of the switch. Query Packet: Displays the number of query packets the port received. port received. Report Packet (V2): Displays the number of IGMPv2 report packets the port received. Report Packet (V3): Displays the number of - LevelOne GES-2451 | Manual - Page 89
congested, the problem that many packets compete for resources must be solved, usually in the way of queue scheduling. The switch supports four schedule modes: SP, WRR, SP+WRR and Equ. Priority Mode This switch implements three priority modes based on port, on 802.1P and on DSCP. By default, the - LevelOne GES-2451 | Manual - Page 90
priority levels, and then the switch determine which packet is sent preferentially when forwarding packets. The switch processes untagged packets based on the default priority mode. 3. DSCP Priority Figure 9-3 IP datagram As shown in the figure above, the ToS (Type of Service) in an IP header - LevelOne GES-2451 | Manual - Page 91
each queue and every queue can be assured of a certain service time. The weight value indicates the occupied proportion of the default weight value ratio of TC0, TC1, TC2 and TC3 is 1:2:4:8. Figure 9-5 WRR-Mode 3. SP+WRR-Mode: Strict-Priority + Weight Round Robin Mode. In this mode, this switch - LevelOne GES-2451 | Manual - Page 92
and then forwards the packets according to specified scheduling algorithms to implement QoS function. This switch implements three priority modes based on port, on 802.1P and on DSCP, and supports four queue scheduling algorithms. The port priorities are labeled as CoS0, CoS1... CoS7. The DiffServ - LevelOne GES-2451 | Manual - Page 93
is congested, the problem that many packets compete for resources must be solved, usually in the way of queue scheduling. The switch will control the forwarding sequence of the packets according to the priority queues and scheduling algorithms you set. On this switch, the priority levels are labeled - LevelOne GES-2451 | Manual - Page 94
given by IEEE. This field is used to divide IP datagram into 64 priorities. When DSCP Priority is enabled, IP datagram are mapped to different priority levels based on DSCP priority mode; non-IP datagram with 802.1Q tag are mapped to different priority levels based on 802.1P priority mode if 802.1P - LevelOne GES-2451 | Manual - Page 95
Select Enable or Disable DSCP Priority. Priority Level DSCP: Indicates the priority determined by the DS region of IP datagram. It ranges from 0 to 63. the DSCP Priority page 2 Enable DSCP priority function Required. By default, the DSCP priority function is disabled. 3 Map the DSCP - LevelOne GES-2451 | Manual - Page 96
. It is multi-optional. Port: Displays the port number of the switch. Ingress Rate (bps): Configure the bandwidth for receiving packets on the port . You can select a rate from the dropdown list or select "Manual" to set Ingress rate, the system will automatically select integral multiple of - LevelOne GES-2451 | Manual - Page 97
will be disabled for this port. 2. When selecting "Manual" to set Ingress/Egress rate, the system will automatically select one or more ports, you are suggested to disable the flow control on each port to ensure the switch works normally. 9.2.2 Storm Control Storm Control function allows the switch - LevelOne GES-2451 | Manual - Page 98
port number you entered. Select the desired port for Storm Control configuration. It is multi-optional. Displays the port number of the switch. Select Enable/Disable to enable/disable the broadcast control function for the port. Select Enable/Disable to enable/disable the multicast control function - LevelOne GES-2451 | Manual - Page 99
Management Protocol) has gained the most extensive application on the UDP/IP networks. SNMP provides a management frame to monitor and maintain the Figure 10-1 Relationship among SNMP Network Elements SNMP Versions This switch supports SNMP v3, and is compatible with SNMP v1 and SNMP v2c. The - LevelOne GES-2451 | Manual - Page 100
while enlarges the function of SNMP v1. SNMP v3: Based on SNMP v1 and SNMP v2c, SNMP v3 extremely enhances the security and manageability. It to create an SNMP Group. The Group Name, Security Model and Security Level compose the identifier of the SNMP Group. The Groups with these three items - LevelOne GES-2451 | Manual - Page 101
for SNMP Management Station to access the SNMP Agent, functioning as the password. SNMP module is used to configure the SNMP function of the switch, including three submenus: SNMP Config, Notification and RMON. 10.1 SNMP Config The SNMP Config can be implemented on the Global Config, SNMP View, SNMP - LevelOne GES-2451 | Manual - Page 102
ID characters must be even. 10.1.2 SNMP View The OID (Object Identifier) of the SNMP packets is used to describe the managed objects of the switch, and the MIB (Management Information Base) is the set of the OIDs. The SNMP View is created for the SNMP management station to manage MIB - LevelOne GES-2451 | Manual - Page 103
. If SNMPv3 is enabled, the Security Level field is enabled for configuration. Select the Security Level for the SNMP v3 Group. noAuthNoPriv: No authentication and no privacy security level is used. authNoPriv: Only the authentication security level is used. authPriv: Both the authentication - LevelOne GES-2451 | Manual - Page 104
apply. Note: Every Group should contain a Read View. The default Read View is viewDefault. 10.1.4 SNMP User The User in an SNMP Group can manage the switch via the management station software. The User and its Group have the same security level and access right. You can configure the SNMP User on - LevelOne GES-2451 | Manual - Page 105
corresponding Group according to its Group Name, Security Model and Security Level. Select the Security Model for the User. Select the Security Level for the SNMP v3 User. Select the Authentication Mode for the SNMP v3 User. None: No authentication method is used. MD5: The port authentication - LevelOne GES-2451 | Manual - Page 106
the Edit button to modify the MIB View and the Access right of the Community, and then click the Modify button to apply. Note: The default MIB View of SNMP Community is viewDefault. 100 - LevelOne GES-2451 | Manual - Page 107
default OID is 1. Required. On the SNMP→SNMP Config→SNMP Group page, create SNMP Group for SNMPv3 and specify SNMP Views with various access levels for Group. 10.2 Notification With the Notification function enabled, the switch can initiatively report to the management station about the important - LevelOne GES-2451 | Manual - Page 108
the reply. The switch will resend the Notification IP Address: Enter the IP Address default is 162. User: Enter the User name of the management station. Security Model: Select the Security Model of the management station. Security Level: Type: Retry: Select the Security Level for the SNMP v3 - LevelOne GES-2451 | Manual - Page 109
the corresponding management station. Displays the IP Address of the management host. Displays the Level for the SNMP v3 User. Displays the type of the notifications. Displays the maximum time for the switch managed agent. RMON Group This switch supports the following four RMON Groups defined on - LevelOne GES-2451 | Manual - Page 110
Group Function After a history group is configured, the switch collects and records network statistics information periodically, based on monitored variable exceeds the threshold, an alarm event is generated, which triggers the switch to act in the set way. The RMON Groups can be configured on - LevelOne GES-2451 | Manual - Page 111
10.3.2 Event Config On this page, you can configure the RMON events. Choose the menu SNMP→RMON→Event Config to load the following page. Figure 10-10 Event Config The following entries are displayed on this screen: Event Table Select: Select the desired entry for configuration. Index: Displays - LevelOne GES-2451 | Manual - Page 112
Figure 10-11 Alarm Config The following entries are displayed on this screen: Alarm Table Select: Select the desired entry for configuration. Index: Displays the index number of the entry. Variable: Select the alarm variables from the pull-down list. Port: Select the port on which the - LevelOne GES-2451 | Manual - Page 113
Interval(sec): Owner: Status: Enter the alarm interval time in seconds. Enter the name of the device or user that defined the entry. Select Enable/Disable the corresponding alarm entry. Note: When alarm variables exceed the Threshold on the same direction continuously for several times, an alarm - LevelOne GES-2451 | Manual - Page 114
problem. （1） System Monitor: Monitor the utilization status of the memory and the CPU of switch. （2） Log: View the configuration parameters of the switch cable to locate and diagnose the trouble spot of the network. （4） Loopback: Test whether the ports of the switch and its peer device are available. - LevelOne GES-2451 | Manual - Page 115
manage the system information effectively, providing powerful support for network administrator to monitor network operation and diagnose malfunction. The Logs of switch are classified into the following eight levels. Severity emergencies alerts critical Level Description 0 The system is unusable - LevelOne GES-2451 | Manual - Page 116
. The higher the information severity is, the lower the corresponding level is. 2. This page displays logs in the log buffer, and at most 512 logs are displayed. 11.2.2 Local Log Local Log is the log information saved in switch. By default, all system logs are saved in log buffer and the logs - LevelOne GES-2451 | Manual - Page 117
flash sector for saving system log. The inforamtion in the log file will not be lost after the switch is restarted and can be exported on the Backup Log page. Severity: Specify the severity level of the log information output to each channel. Only the log with the same or smaller severity - LevelOne GES-2451 | Manual - Page 118
switch supports 4 log hosts. Configure the IP for the log host. Displays the UDP port used for receiving/sending log information. Here we use the standard port 514. Specify the severity level cable connected to the switch, which facilitates you to locate and diagnose the trouble spot of the network. - LevelOne GES-2451 | Manual - Page 119
your reference. 11.3.2 Loopback Loopback test function, looping the sender and the receiver of the signal, is used to test whether the port of the switch is available as well as to check and analyze the physical connection status of the port to help you locate and solve network malfunctions. Choose - LevelOne GES-2451 | Manual - Page 120
provides Ping test and Tracert test functions for network diagnose. 11.4.1 Ping Ping test function, testing the connectivity between the switch and one node of the network, facilitates you to test the network connectivity and reachability of the host so as to locate the network malfunctions. Choose - LevelOne GES-2451 | Manual - Page 121
The following entries are displayed on this screen: Ping Config Destination IP: Enter the IP address of the destination node for Ping test. Ping Times: Enter the amount of times to send test data during Ping testing. The default value is recommended. Data Size: Enter the size of the sending - LevelOne GES-2451 | Manual - Page 122
Figure 11-10 Tracert The following entries are displayed on this screen: Tracert Config Destination IP: Enter the IP address of the destination device. Max Hop: Specify the maximum number of the route hops the test data can pass through. Return to CONTENTS 116 - LevelOne GES-2451 | Manual - Page 123
Appendix A: Specifications Standards Transmission Rate Transmission Medium LED IEEE802.3 10Base-T Ethernet IEEE802.3u 100Base-TX Fast Ethernet IEEE802.3ab 1000Base-T Gigabit Ethernet IEEE802.3z 1000Base-X Gigabit Ethernet IEEE802.3x Flow Control IEEE802.1p QoS IEEE802.1q VLAN Ethernet: 10Mbps Half - LevelOne GES-2451 | Manual - Page 124
B: Configuring the PCs In this section, we'll introduce how to install and configure the TCP/IP correctly in Windows 2000. First make sure your Ethernet Adapter is working, refer to the adapter's manual if necessary. 1) On the Windows taskbar, click the Start button, and then click Control Panel - LevelOne GES-2451 | Manual - Page 125
Address tab is open on this window by default. Figure B-3 6) Select Use the following IP address. And the following items will be available. If the switch's IP address is 192.168.1.1, specify IP address as 192.168.1.x (x is from 2 to 254), and the Subnet mask as 255.255.255.0. Now: Click OK to save - LevelOne GES-2451 | Manual - Page 126
information for network devices, including IP address information, the address of the TFTP server that contains the devices system files, and the name of the boot file. Class of Service (CoS) CoS is supported by prioritizing packets based on the required level of service, and then placing them in - LevelOne GES-2451 | Manual - Page 127
services. If there is more than one multicast switch/router on a given subnetwork, one IP Multicast Routers and IP Multicast host groups to identify IP Multicast group members. IGMP Query On each subnetwork, one is mirrored to a monitor port for troubleshooting with a logic analyzer or RMON probe. - LevelOne GES-2451 | Manual - Page 128
User Datagram Protocol (UDP) UDP provides a datagram mode for packet-switched communications. It uses IP as the underlying transport mechanism to provide access to IP-like services. UDP packets are delivered just like IP packets - connection-less datagrams that may be discarded before reaching their
-
1 -
2 -
3 -
4 -
5 -
6 -
7 -
8
-
9
-
10
-
11
-
12
-
13
-
14
-
15
-
16
-
17
-
18
-
19
-
20
-
21
-
22
-
23
-
24
-
25
-
26
-
27
-
28
-
29
-
30
-
31
-
32
-
33
-
34
-
35
-
36
-
37
-
38
-
39
-
40
-
41
-
42
-
43
-
44
-
45
-
46
-
47
-
48
-
49
-
50
-
51
-
52
-
53
-
54
-
55
-
56
-
57
-
58
-
59
-
60
-
61
-
62
-
63
-
64
-
65
-
66
-
67
-
68
-
69
-
70
-
71
-
72
-
73
-
74
-
75
-
76
-
77
-
78
-
79
-
80
-
81
-
82
-
83
-
84
-
85
-
86
-
87
-
88
-
89
-
90
-
91
-
92
-
93
-
94
-
95
-
96
-
97
-
98
-
99
-
100
-
101
-
102
-
103
-
104
-
105
-
106
-
107
-
108
-
109
-
110
-
111
-
112
-
113
-
114
-
115
-
116
-
117
-
118
-
119
-
120
-
121
-
122
-
123
-
124
-
125
-
126
-
127
-
128
 |
 |
LevelOne
GES-2451
24 GE with 4 Shared SFP Web Smart
Switch
User Manual
REV1.0.0
1910020632