HP 6120XG HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G
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- HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 1
ProCurve Series 6120 Switches Advanced Traffic Management Guide February 2011 Version Z.14.25 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 2
HP ProCurve 6120G/XG Switch 6120XG Switch February 2011 Z.14.25 Advanced Traffic Management Guide - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 3
language without the prior written consent of HewlettPackard. Publication Number 5992-5524 February 2011 Applicable Products HP ProCurve Switch 6120G/XG HP ProCurve Switch 6120XG (498358-B21) (516733-B21) Trademark Credits Microsoft, Windows, and Microsoft Windows NT are US registered trademarks - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 4
Documentation About Your Switch Manual Set ix Printed Publications ix Electronic Publications ix Software Feature Index x 1 Getting Started Contents 1-1 Introduction 1-2 Conventions 1-2 Command Syntax Statements 1-2 Command Prompts 1-3 Screen Simulations 1-3 Configuration and Operation - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 5
2-23 Adding or Changing a VLAN Port Assignment 2-25 CLI: Configuring Port-Based and Protocol-Based VLAN Parameters 2-27 Web: Viewing and Configuring VLAN Parameters 2-41 802.1Q VLAN Tagging 2-42 Special VLAN Types 2-47 VLAN Support and the Default VLAN 2-47 The Primary VLAN 2-47 The Secure - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 6
Address 2-58 Port Trunks 2-58 Port Monitoring 2-58 Jumbo Packet Support 2-59 VLAN Restrictions 2-59 3 GVRP Overview 3-2 Introduction 3-3 General Configuring GVRP On a Switch 3-13 Menu: Viewing and Configuring GVRP 3-13 CLI: Viewing and Configuring GVRP 3-14 Web: Viewing and Configuring - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 7
Your Current Configuration 4-47 Displaying MSTP Statistics and Configuration 4-49 Displaying Global MSTP Status 4-50 Displaying Detailed Port Information 4-52 Displaying Status for a Specific MST Instance 4-53 Displaying the MSTP Configuration 4-54 Troubleshooting an MSTP Configuration 4-58 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 8
Troubleshooting MSTP Operation 4-69 Loop Protection 4-70 Configuring Loop Protection 4-71 Viewing Loop Protection Status 4-72 5 Quality of Service Configuring QoS on the Switch 5-11 Using QoS Classifiers To Configure Quality of Service for Outbound Traffic 5-13 Viewing the QoS Configuration - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 9
Based on Source-Port 5-46 Assigning a DSCP Policy Based on the Source-Port 5-48 Differentiated Services Codepoint (DSCP) Mapping 5-51 Configuring DSCP Policies for Codepoints 5-53 Steps for Configuring Codepoints 5-54 Default Priority Settings for Selected Codepoints 5-55 Quickly Listing Non - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 10
6 Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Contents 6-1 Introduction 6-3 Terminology 6-4 CEE Network Example 6-5 Getting Started 6-7 Installing and Verifying the CEE License 6-7 Configuring Traffic Templates 6-8 Applying the Traffic Template 6-9 Data Center Bridging - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 11
fip-snooping show statistics command 6-27 Troubleshooting 6-28 FIP Snooping Implications on Trunk Configuration 6-30 x - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 12
IGMP and IP routing features. ■ Access Security Guide-Explains how to configure access security fea- tures and user authentication on the switch. ■ IPv6 Configuration Guide-Describes the IPv6 protocol operations that are supported on the switch. ■ Release Notes-Describe new features, fixes, and - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 13
the HP 6120XG switch, Premium License features can be acquired by purchasing the optional Premium License and installing it on the switch. Premium License Software Features Converged Enhanced Ethernet (CEE) Manual Management Advanced Multicast and and Traffic Routing Configuration Management - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 14
MDIX Configuration X BOOTP X CEE (Converged Enhanced Ethernet) (6120XG only) X Config File X Console Access X Copy Command X CoS (Class of Service) X Debug X DHCP Configuration X DHCP Option 82 X DHCP/Bootp Operation X DHCP Snooping Diagnostic Tools X Downloading Software - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 15
Management Applications (SNMP) Passwords and Password Clear Protection ProCurve Manager (PCM) Ping Port Configuration Port Monitoring Port Security Port Status Port Trunking (LACP) Port-Based Access Control (802.1X) Protocol VLANS Quality of Service (QoS) Manual Management Advanced Multicast and - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 16
Telnet Access TFTP Time Protocols (TimeP, SNTP) Troubleshooting Uni-Directional Link Detection (UDLD) Uplink Failure Detection VLANs Voice VLAN Web Authentication RADIUS Support Web-based Authentication Manual Management Advanced Multicast and and Traffic Routing Configuration Management - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 17
Intelligent Edge Software Features Web UI Manual Management Advanced Multicast and and Traffic Routing Configuration Management X Access Security Guide xiv - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 18
1-2 Command Syntax Statements 1-2 Command Prompts 1-2 Screen Simulations 1-3 Configuration and Operation Examples 1-3 Keys 1-3 Sources for More Information 1-4 Need Only a Quick Start 1-8 IP Addressing 1-8 To Set Up and Install the Switch in Your Network 1-8 Physical Installation 1-8 1-1 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 19
Getting Started Introduction Introduction This guide is intended for use with the HP ProCurve 6120G/XG and 6120XG switches. It describes how to use the command line interface (CLI), Menu interface, and web browser to configure, manage, monitor, and troubleshoot switch operation. For an overview of - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 20
Getting Started Conventions Command Prompts In the default configuration, your switch displays a CLI prompt similar to the following examples: ProCurve 6120G/XG Blade Switch# ProCurve 6120XG Blade Switch# To simplify recognition, this guide uses ProCurve to represent command prompts. For example: - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 21
version of all HP ProCurve switch documentation referred to below, including Release Notes covering recently added features, visit any of the following web sites: www.procurve.com/manuals www.hp.com/go/bladesystem/documentation h18004.www1.hp.com/products/blades/components/c-class-tech-installing - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 22
) • Quality-of-Service (QoS) • Converged Enhanced Ethernet (CEE) (6120XG only) ■ Multicast and Routing Guide-Use this guide for information on topics such as: • IGMP • IP routing ■ Access Security Guide-Use this guide for information on topics such as: • Local username and password security • Web - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 23
To obtain the latest versions of documentation and release notes for your switch, go to any of the following web sites: www.procurve.com/manuals www.hp.com/go/bladesystem/documentation h18004.www1.hp.com/products/blades/components/c-class-tech-installing.html Online Help Menu Interface If you need - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 24
command name followed by help. For example: Figure 1-3. Example of CLI Help Web Browser Interface If you need information on specific features in the HP ProCurve Web Browser Interface (hereafter referred to as the "web browser interface"), use the online Help. You can access the Help by clicking on - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 25
to quickly configure IP addressing. To do so, do one of the following: ■ Enter setup at the CLI Manager level prompt. Procurve# setup ■ In the Main Menu of the Menu interface, select 8. Run Setup For more on using the Switch Setup screen, see the Installation and Getting Started Guide you received - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 26
Guide for the following: ■ Notes, cautions, and warnings related to installing and using the switch and its related modules ■ Instructions for physically installing the switch in your network ■ Quickly assigning an IP address and subnet mask, set a Manager pass- word, and (optionally) configure - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 27
Forwarding Database Operation 2-17 Example of an Unsupported Configuration and How To Correct It 2-19 Multiple Forwarding Database Operation 2-20 Configuring VLANs 2-21 Menu: Configuring Port-Based VLAN Parameters 2-21 To Change VLAN Support Settings 2-22 Adding or Editing VLAN Names 2-23 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 28
Types 2-47 VLAN Support and the Default VLAN 2-47 The Primary VLAN 2-47 The Secure Management VLAN 2-48 Preparation 2-50 Configuration 2-51 2-51 2-57 Voice VLAN Access Security 2-57 Effect of VLANs on Other Switch Features 2-57 Spanning Tree Operation with VLANs 2-57 IP Interfaces 2-58 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 29
, port-based and protocol-based VLANs on the switches covered in this guide. For general information on how to use the switch's built-in interfaces, refer to these chapters in the Management and Configuration Guide for your switch: ■ Chapter 3, "Using the Menu Interface" ■ Chapter 4, "Using the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 30
VLANs are configured with a name, VLAN ID number (VID), and port members. (For dynamic VLANs, refer to chapter 3, "GVRP" .) By default, the switches covered in this guide are 802.1Q VLAN-enabled. The HP 6120G/XG switch allows up to 256 static and dynamic VLANs and the HP 6120XG switch allows up - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 31
configuration, the Default VLAN is also the Primary VLAN. However, you can designate another, port-based, non-default VLAN, as the Primary VLAN (page 2-47). ■ The Secure Management VLAN: This optional, port-based VLAN establishes an isolated network for managing the ProCurve switches that support - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 32
older switch models there may be problems related to the same MAC address appearing on different ports and VLANs on the same switch. chapter 3, "GVRP" . Static VLAN: A port-based or protocol-based VLAN configured in switch memory. (See also Dynamic VLAN.) Tagged Packet: A packet that carries an IEEE - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 33
number of IP addresses supported on "How IP Addressing Affects Switch Operation" in a switch is 256 for the HP 6120G/XG switch and 1024 the chapter "Configuring IP Addressing" in the for the HP 6120XG switch. Each IP address that you Management and Configuration Guide for the configure on a VLAN - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 34
VLAN, for IPv4 traffic. Multiple VLAN Environment In addition to the default VLAN, the configuration can include one or more other port-based VLANs and one or more protocol VLANs. (The HP 6120G/XG switch allows up to 256 VLANs and the HP 6120XG switch allows up to 1024 (vids up to 4094) VLANs of - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 35
VLAN 1 A6 A3 A5 A4 Figure 2-1. Example of a Switch in the Default VLAN Configuration Multiple Port-Based VLANs. In figure 2-2, routing within the switch is disabled (the default). This means that communication between any routable VLANs on the switch must go through the external router. In this - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 36
packets to distinguish between traffic from different VLANs. A VLAN tag includes the particular VLAN I.D. (VID) of the VLAN on which the packet was generated. ProCurve Switch 802.1Q-Compliant Server Figure 2-3. Example of Overlapping VLANs Using the Same Server Similarly, using 802.1Q-compliant - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 37
Red VLAN Blue VLAN ProCurve Switch Red VLAN Blue VLAN ProCurve Switch Blue VLAN Red VLAN Figure 2-5. Example of Tagged and Untagged VLAN Technology in the Same Network For more information on VLANs, refer to: ■ "Overview of Using VLANs" (page 2-47) ■ "Menu: Configuring VLAN Parameters (page - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 38
port-based VLAN. A port can also be an untagged member of only one protocol-based VLAN for any given protocol type. For example, if the switch is configured with the default VLAN plus three protocol-based VLANs that include IPX, then port 1 can be an untagged member of the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 39
Bootp: If you are using DHCP/Bootp to acquire the switch's configuration, packet time-to-live, and TimeP information, you must designate the VLAN on which DHCP is configured for this purpose as the Primary VLAN. (In the factory-default configuration, the DEFAULT_VLAN is the Primary VLAN.) ■ Per-VLAN - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 40
VLAN. (The ports are moved to the default VLAN.) ■ Adding or Deleting VLANs: Changing the number of VLANs supported on the switch requires a reboot. (From the CLI, you must perform a write memory command before rebooting.) Other VLAN configuration changes are dynamic. ■ Inbound Tagged Packets: If - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 41
VLAN Operation ■ Tagged Packet Forwarding: If a port is a tagged member of the same VLAN as an inbound, tagged packet received on that port, then the switch forwards the packet to an outbound port on that VLAN. (To enable the forwarding of tagged packets, any VLAN to which the port belongs as - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 42
using dynamic VLANs, include the port configuration planning necessary to support this feature. (Refer to chapter 3, "GVRP" .) By default, VLAN support is enabled for up to 256 VLANs. 2. Configure at least one VLAN in addition to the default VLAN. 3. Assign the desired switch ports to the new VLAN - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 43
forwarding database to maintain awareness of which external devices are located on which VLANs. Some switches, such as the switches covered in this guide, have a multiple forwarding database, which means the switch allows multiple database entries of the same MAC address, with each entry showing the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 44
) Multiple VLAN Considerations drops the packet. This is not a problem for a switch with a multiple forwarding database because the switch allows multiple instances of a given MAC address; one for each valid destination. However, a switch with a single forwarding database allows only one instance of - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 45
Static Virtual LANs (VLANs) Multiple VLAN Considerations Example of an Unsupported Configuration and How To Correct It The Problem. In figure 2-9, the MAC address table for Switch 6600 will sometimes record the switch as accessed on port A1 (VLAN 1), and other times as accessed on port B1 (VLAN 2): - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 46
configure the link with multiple, tagged VLANs. PC "A" VLAN 1 VLAN 1 Switch VLAN 1& 2 A1 VLAN 2 C1 VLAN 1 & 2 6120 Switch VLAN 2 PC "B" This switch has a single forwarding database. This switch switches covered by this guide use the same MAC address on all VLAN interfaces causes no problems. - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 47
assigning one or more ports to each VLAN. (The maximum of 256 VLANs for the HP 6120G/XG and 1024 VLANs for the HP 6120XG includes the default VLAN, all additional static VLANs you configure, and any dynamic VLANs the switch creates if you enable GVRP-page 3-1.) Note that each port can be assigned to - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 48
: 2. Switch Configuration 8. VLAN Menu ... 1. VLAN Support You will then see the following screen: Note 2-22 Figure 2-12. The Default VLAN Support Screen 2. Press [E] (for Edit), then do one or more of the following: • To change the maximum number of VLANs, type the new number (For the HP 6120G/XG - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 49
before the Maximum VLANs change can take effect. You can go on to configure other VLAN parameters first, but remember to reboot the switch when you are finished. • If you did not change the VLAN Support option, a reboot is not necessary. 4. Press [0] to return to the Main Menu. Adding or Editing - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 50
This can be any number from 2 to 4094 that is not already being used by another VLAN. (The switch reserves "1" for the default VLAN.) Remember that a VLAN must have the same VID in every switch in which you configure that same VLAN. (GVRP dynamically extends VLANs with correct VID numbering to other - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 51
VLANs until you reach the number specified in the Maximum VLANs to support field on the VLAN Support screen (see figure 2-12 on page 2-22). This includes any to a VLAN are automatically in the default VLAN.) 1. From the Main Menu select: 2. Switch Configuration 8. VLAN Menu ... 3. VLAN Port - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 52
, or Forbid). Note For GVRP Operation: If you enable GVRP on the switch, "No" converts to "Auto", which allows the VLAN to dynamically join VLAN assigned to each port. In the factory default configuration, all ports are assigned to the default VLAN (DEFAULT_VLAN). For example, if you want ports - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 53
47.) You can configure up to 255 additional static VLANs by adding new VLAN names, and then assigning one or more ports to each VLAN. The HP 6120G/XG switch accepts a maximum of 256 VLANs; the HP 6120XG switch accepts a maximum o f1024 VLANs (vids numbered up to 4094), including the default VLAN and - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 54
an advertised VLAN. (In the default configuration, GVRP is disabled. (Refer to chapter 3, "GVRP" .) Syntax: show vlans Maximum VLANs to support: Shows the number of VLANs the switch can currently support. (Default: 256 Maximum for HP 6120G/XG = 256; Maximum for HP 6120XG = 1024) Primary VLAN: Refer - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 55
on jumbos, refer to the chapter titled "Port Traffic Controls" in the Management and Configuration Guide for your switch. For example: When GVRP is disabled (the default), Dynamic VLANs do not exist on the switch and do not appear in this listing. (Refer to chapter 3, "GVRP" .) Figure 2-18. Example - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 56
as a voice VLAN. Jumbo: Indicates whether a VLAN is configured for Jumbo packets. For more on jumbos, refer to the chapter titled "Port Traffic Controls" in the Management and Configuration Guide for your switch. Mode: Indicates whether a VLAN is tagged or untagged. Figure 2-19 is an example - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 57
Static Virtual LANs (VLANs) Configuring VLANs ProCurve# show vlan ports a1-a33 Status and Counters - VLAN Information - for ports a1-a33 Figure 2-19. Example of "Show VLAN Ports" Cumulative Listing 2-31 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 58
Static Virtual LANs (VLANs) Configuring VLANs Figure 2-20 is an example of the output when the detail option is used. ProCurve# show vlan ports a1-a4 detail Status and Counters - VLAN Information - for ports A1 Port name: Voice_Port VLAN ID Name | Status Voice Jumbo Mode 1 DEFAULT_VLAN - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 59
For more on jumbos, refer to the chapter titled "Port Traffic Controls" in the Management and Configuration Guide for your switch. Port Information: Lists the ports configured as members of the VLAN. DEFAULT: Shows whether a port is a tagged or untagged member of the listed VLAN. Unknown VLAN: Shows - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 60
Static Virtual LANs (VLANs) Configuring VLANs Figure 2-21. Example of "Show VLAN" for a Specific Static VLAN Show VLAN lists this data when GVRP is enabled and at least one port on the switch has dynamically joined the designated VLAN. Figure 2-22. Example of "Show VLAN" for a Specific Dynamic VLAN - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 61
Changing the Number of VLANs Allowed on the Switch. In the default VLAN configuration, the switch allows a maximum of 256 VLANs. You can specify any value from 1 to 256 for the HP 6120G/XG switch and from 1 to 1024 for the HP 6120XG switch. Syntax: max-vlans < 1-256 > max-vlans Specifies - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 62
Static Virtual LANs (VLANs) Configuring VLANs For example, if you wanted to reassign the Primary VLAN to VLAN 22 and rename the VLAN with "22-Primary" and display the result: - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 63
created VLAN context. If you do not specify an optional name, the switch assigns a name in the default format: VLANn where n is the < vid > assigned to the not deliverable. A "Caution" message appears in the CLI if you configure IPv4 in protocol VLAN that does not already include the arp protocol - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 64
VLAN is not configured in the switch. Refer to "The Secure Management VLAN" on page 2-48 Figure 2-25. Example of Creating a New, Port-Based, Static VLAN To go to a different VLAN context level, such as to the default VLAN: ProCurve(vlan-100)# vlan default_vlan ProCurve(vlan-1) _ Deleting a VLAN - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 65
chapter 3, "GVRP" .) For example, suppose a dynamic VLAN with a VID of 125 exists on the switch. The following command converts the VLAN to a port-based, static VLAN. ProCurve(config)# static-vlan 125 Configuring Static VLAN Per-Port Settings. The vlan command, used with the options listed - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 66
guide. auto < port-list > Available if GVRP is enabled on the switch. Returns the perport settings for the specified VLAN to Auto operation. Note that Auto is the default and execute the same commands: ProCurve(config)# vlan 100 ProCurve(vlan-100)# name Blue_Team ProCurve(vlan-100)# tagged a1-a5 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 67
will need to use either the CLI or the menu interface (available by Telnet from the web browser interface). 1. Click on the Configuration tab. 2. Click on [Vlan Configuration]. 3. Click on [Add/Remove VLANs]. For web-based Help on how to use the web browser interface screen, click on the [?] button - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 68
port is connected to a non 802.1Q-compliant device or is assigned to only one VLAN. For example, if port 7 on an 802.1Q-compliant switch is assigned to only the Red VLAN, the assignment can remain "untagged" because the port will forward traffic only for the Red VLAN. However, if - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 69
, at least one of the VLANs must be tagged for this port. ■ In switch Y: • VLANs assigned to ports Y1 - Y4 can all be untagged because there must be tagged for this port. ■ In both switches: The ports on the link between the two switches must be configured the same. As shown in figure 2-26 (above - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 70
which it is configured. That is, if the Red VLAN has a VID of 10 in switch X, then 10 must also be used for the Red VID in switch Y. VID any port that has only one VLAN assigned to it can be configured as "Untagged" (the default) if the authorized inbound traffic for that port arrives untagged. ■ - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 71
port comply with the 802.1Q standard and are configured to use the correct VID, then, you can configure all VLAN assignments on a port as "Tagged" Untagged Green VLAN: Tagged AT2 (Protocol) VLAN: Untagged System Server S2 Y1 Switch Y6 "Y" Y2 Y5 Y4 Y3 Green VLAN Only System Server S3 Apple Talk - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 72
assigned to this port can be untagged and the other must be tagged. Also, since these two ports share the same link, their VLAN configurations must match. Switch X Switch Y Port AT-1 VLAN AT-2 VLAN Red VLAN Green VLAN Port AT-1 VLAN AT-2 VLAN Red VLAN Green VLAN X1 Untagged Tagged No* No* Y1 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 73
VLAN. You can partition the switch into multiple virtual broadcast domains by configuring one or more additional VLANs and moving ports from the default VLAN to the new VLANs. (The HP 6120G/XG switch supports up to 256 static and dynamic VLANs and the HP 6120XG switch supports up to 1024 (vids - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 74
on page 2-35. The Secure Management VLAN Configuring a secure Management VLAN creates an isolated network for managing the ProCurve switches that support this feature. If you configure a secure Management VLAN, access to the VLAN and to the switch's management functions (Menu, CLI, and web browser - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 75
of Potential Security Breaches In figure 2-30, Workstation 1 has management access to all three switches through the Management VLAN, while the PCs do not. This is because configuring a switch to recognize a Management VLAN automatically excludes attempts to send management traffic from any other - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 76
NNNNNNNNNY Y Y Shipping Dept. VLAN (VID = 20) N Y Y N N N N N N N N N DEFAULT-VLAN (VID = 1) YYYYYYYYYYYY Preparation 1. Determine a VID and VLAN name suitable for your Management VLAN. 2. Plan your Management VLAN topology to use ProCurve switches that support this feature. (Refer to page 2-48 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 77
member of My_VLAN) on an adjacent Procurve switch that supports the Management VLAN feature. Switch "A" Switch "B" A1 A2 B1 Figure 2-31. Illustration of Configuration Example ProCurve (config)# management-vlan 100 ProCurve (config)# vlan 100 tagged a1 ProCurve (config)# vlan 100 tagged a2 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 78
VLAN or a client on that VLAN. The following examples illustrate when an IP address will be received from the DHCP server. 1. If Blue_VLAN is configured as the Management VLAN and the DHCP server is also on Blue_VLAN, Blue_VLAN receives an IP address. Because DHCP Relay does not forward onto or - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 79
Virtual LANs (VLANs) Special VLAN Types 2. If Red_VLAN is configured as the Management VLAN and the DHCP server is on Blue_VLAN on Different VLAN from the Management VLAN 3. If no Management VLAN is configured, both Blue_VLAN and Red_VLAN receive IP addresses. See figure 2-34. DHCP Server No - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 80
does not receive an IP address. Red_VLAN Blue_VLAN Client Figure 2-35. Example of Client on Different Management VLAN from DHCP Server 5. If Blue_VLAN is configured as the Management VLAN, the client is on Blue_VLAN, and the DHCP server is on Blue_VLAN, the client receives an IP address. 2-54 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 81
feature in the above example: ProCurve (config)# no management-vlan 100 ProCurve (config)# no management-vlan support IGMP operation. ■ Routing between the Management VLAN and other VLANs is not allowed. ■ If there are more than 25 VLANs configured on the switch, reboot the switch after configuring - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 82
the switch for voice VLAN operation. Operating Rules for Voice VLANs ■ You must statically configure voice VLANs. GVRP and dynamic VLANs do not support voice VLAN operation. ■ Configure all ports in a voice VLAN as tagged members of the VLAN. This ensures retention of the QoS (Quality of Service - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 83
a voice VLAN. That is, you can allow or deny access to a phone having a particular MAC address. Refer to chapter titled "Configuring and Monitoring Port Security" in the Access Security Guide for your switch. MAC authentication is not recommended in voice VLAN applications. Effect of VLANs on Other - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 84
, non-802.1Q) ProCurve Switch 2000 and the ProCurve Switch 800T, Spanning Tree operates also deactivated. VLAN MAC Address The switches covered by this guide have one unique MAC address for switch for network monitoring, this port will appear in the Port VLAN Assignment screen and can be configured - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 85
) VLAN Restrictions monitor port is assigned, refer to the section titled "VLAN-Related Problems" in the "Troubleshooting" appendix of the Management and Configuration Guide for your switch. Jumbo Packet Support Jumbo packet support is enabled per-VLAN and applies to all ports belonging to the VLAN - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 86
11 Advertisements and Dynamic Joins 3-11 Port-Leave From a Dynamic VLAN 3-11 Planning for GVRP Operation 3-12 Configuring GVRP On a Switch 3-13 Menu: Viewing and Configuring GVRP 3-13 CLI: Viewing and Configuring GVRP 3-14 Web: Viewing and Configuring GVRP 3-18 GVRP Operating Notes 3-18 3-1 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 87
in chapter 2, "Static Virtual LANs (VLANs)" . For general information on how to use the switch's built-in interfaces, refer to these chapters in the Management and Configuration Guide for your switch: ■ Chapter 3, "Using the Menu Interface" ■ Chapter 4, "Using the Command Line Interface (CLI - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 88
Default Menu view GVRP configuration n/a page 3-13 list static and dynamic VLANs n/a - on a GVRP-enabled switch manual, a GVRP BPDU is termed an advertisement. Advertisements are sent outbound from ports on a switch to the devices directly connected to those ports. GVRP enables the switch - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 89
as a dynamic VLAN for as long as needed. You can also use GVRP to dynamically enable port membership in static VLANs configured on a switch. On the switches covered in this guide, GVRP can be enabled only if max vlans is set to no more than 1024 VLANs. General Operation When GVRP is enabled - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 90
at member of VIDs 1, 2, & 3 at Port 6 is statically configured this point. this point. to be a member of VID 3. Switch 1 GVRP On 2 Switch 2 GVRP On 1 3 Switch 3 GVRP On 4 5 Static VLAN configured End Device (NIC or switch) with GVRP On 6 11. Port 2 receives 9. Port 3 receives advertise - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 91
advertised VID on the receiving port, then dynamically create the VLAN and become a member. ■ If the switch already has a static VLAN assignment with the same VID as in the advertisement, and the port is configured to Auto for that VLAN, then the port will dynamically join the VLAN and begin moving - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 92
. In the static state you can configure IP addressing on the VLAN and access it in the same way that you would any other static (manually created) VLAN. Per-Port Options for Handling GVRP "Unknown VLANs" An "unknown VLAN" is a VLAN that the switch learns of by receiving an advertisement for that - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 93
"Unknown VLAN" Advertisements: UnknownVLAN Operation Mode Learn (the Default) Enables the port to become a member of any unknown Support screen show a switch's current GVRP configuration, including the Unknown VLAN settings. ProCurve (config)# show gvrp GVRP support Maximum VLANs to support - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 94
dynamic joins, GVRP must be enabled and a port must be configured to Learn (the default). However, to send advertisements in your network, one or more static (Tagged, Untagged, or Auto) VLANs must be configured on one or more switches (with GVRP enabled), depending on your topology. Enabling a Port - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 95
VLAN)2 Auto2 (Per VLAN) Port Activity: Forbid (Per VLAN)2 Learn (the Default) The port: The port: The port: • Belongs to specified VLAN. • configured on the switch and also for dynamic VLANs the switch learns on other ports. 2 To configure tagging, Auto, or Forbid, see "Configuring Static - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 96
with an untagged port on another device, ProCurve recommends that you use Tagged VLANs for the static VLANs you will use to generate advertisements. GVRP and VLAN Access Control Advertisements and Dynamic Joins When you enable GVRP on a switch, the default GVRP parameter settings allow all of the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 97
. 3. Determine the device or devices on which you must manually create static VLANs in order to propagate VLANs throughout the segment dynamic VLANs and configure the appropriate "Unknown VLAN" parameter (Learn, Block, or Disable) for each port. 6. Configure the static VLANs on the switch(es) where - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 98
operation, refer to "Per-Port Static VLAN Configuration Options" on page 2-12. Menu: Viewing and Configuring GVRP 1. From the Main Menu, select: 2. Switch Configuration ... 8. VLAN Menu ... 1. VLAN Support Figure 3-4. The VLAN Support Screen (Default Configuration) 2. Do the following to enable GVRP - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 99
Switch Configuration - VLAN - VLAN Support configure each port to: - Learn - Dynamically join any advertised VLAN and advertise all Maximum VLANs to support and to execute action. Figure 3-5. Example Showing Default Settings for Handling Advertisements 3. Use the arrow keys to select - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 100
GVRP Configuring GVRP On a Switch ProCurve (config)# show gvrp GVRP support Maximum VLANs to support [8] : 8 Primary VLAN : DEFAULT_VLAN GVRP Enabled [No] : No Figure 3-6. Example of "Show GVRP" Listing with GVRP Disabled ProCurve (config)# show gvrp GVRP support Maximum VLANs to support [8] : 8 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 101
for the specified port(s). For example, to change and view the configuration for ports A1-A2 to Block: ProCurve (config)# interface d1-d2 unknown-vlans block ProCurve (config)# show gvrp GVRP support Maximum VLANs to support [8] : 8 Primary VLAN : DEFAULT_VLAN GVRP Enabled [No] : Yes Port Type - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 102
The show vlans command lists the dynamic (and static) VLANs in switch "B" after it has learned and joined VLAN-100 and VLAN-200. ProCurve (config)# show vlans Status and Counters - VLAN Information Maximum VLANs to support : 8 Primary VLAN : DEFAULT_VLAN Management VLAN : VLAN ID Name | Status - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 103
IP address. ■ For the HP 6120G/XG, GVRP can be enabled only if max vlans is set to no more than 256 VLANs.For the HP 6120XG, GVRP can be enabled only if max vlans is set to no more than 1024 VLANs. ■ The total number of VLANs on the switch (static and dynamic combined) cannot - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 104
on which a dynamic VLAN exists deletes that VLAN. However, the dynamic VLAN re-appears after the reboot if GVRP is enabled and the switch again receives advertisements for that VLAN through a port configured to add dynamic VLANs. ■ By receiving advertisements from other devices running GVRP, the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 105
MSTP Operates 4-9 MST Regions 4-9 Regions, Legacy STP and RSTP Switches, and the Common Spanning Tree (CST 4-11 MSTP Operation with 802.1Q VLANs 4-12 Terminology 4-13 Operating Rules 4-15 MSTP Compatibility with RSTP or STP 4-16 Configuring MSTP 4-17 Planning an MSTP Application 4-17 MSTP - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 106
Status 4-50 Displaying Detailed Port Information 4-52 Displaying Status for a Specific MST Instance 4-53 Displaying the MSTP Configuration 4-54 Troubleshooting an MSTP Configuration 4-58 Displaying the Change History of Root Bridges 4-58 Displaying Debug Counters for All MST Instances 4-61 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 107
Spanning-Tree Operation Overview Overview The switches covered in this guide, use the IEEE 802.1s Multiple Spanning Tree Protocol (MSTP) standard. MSTP Features 802.1s Spanning Tree Protocol Default Setting Viewing MSTP Status and Configuration n/a Configuring MSTP Operation Mode and Disabled - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 108
links in one instance while allowing forwarding over the same links for non-redundant use by another instance. For example, suppose you have three switches in a region configured with VLANs grouped into two instances, as follows: VLANs 10, 11, 12 20, 21, 22 Instance 1 Yes No Instance 2 No Yes - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 109
1 VLANs: 10, 11, 12 Path blocked for VLANs in instance 2. Switch "A" Instance 2 VLANs: 20, 21, 22 Switch "B" Instance 1 VLANs: 10, 11, 12 Switch "C" Instance 1 VLANs: 10, 11, 12 Switch "B" Root for Instance 2 VLANs: 20, 21, 22 Switch "C" Instance 2 VLANs: 20, 21, 22 Path blocked for VLANs in - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 110
instances. This requires the configuration of a number of MSTP-capable switches. However, it is NOT necessary to do this. You can just enable MSTP on an MSTP-capable switch and a spanning tree instance is created automatically. This instance always exists by default when spanning tree is enabled - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 111
traverse several links within the mesh, using smallerthan-default settings for the MSTP Hello Time and Forward Delay timers can cause unnecessary topology changes and end-node connectivity problems. For MSTP information beyond what is provided in this manual, refer to the IEEE 802.1s standard. MSTP - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 112
of STP instances: ■ Internal Spanning-Tree Instance (IST Instance): This is the default spanning tree instance in any MST region. It provides the root switch for the region and comprises all VLANs configured on the switches in the region that are not specifically assigned to Multiple Spanning Tree - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 113
tree parameters for each type, as well as parameters that apply across the switch. Although these parameters can be adjusted, ProCurve strongly recommends leaving these settings in their default configurations unless the proposed changes have been supplied by an experienced network administrator who - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 114
2 MSTI "A" Root VLAN Memberships: • IST Instance: VLANs 1, 2 • MSTI "A": 4, 5 • MSTI "B": 7, 9 Blocks redundant link for IST instance. Switch 3 MSTI "B" Root VLAN Memberships: • IST Instance: VLANs 1, 2 • MSTI "A": 4, 5 • MSTI "B": 7, 9 Figure 4-3. Active Topologies Built by Three Independent - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 115
ports for each region should belong to all VLANs configured in the region. Otherwise, traffic from some areas within a region could boundary between regions (or between a region and a legacy STP or RSTP switch), traffic is forwarded or blocked as determined by the Common Spanning Tree (CST). - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 116
. Problem: An MST instance with two separate (non-trunked) links blocks a VLAN link. Solution: Configure one Support Multiple VLAN Connectivity within the Same MST Instance All switches in a region should be configured with the VLANs used in that region, and all ports linking MSTP switches - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 117
IST. In a given region "X", the IST root switch is the regional root switch and provides information on region "X" to other regions. MSTP (Multiple Spanning Tree Protocol): A network supporting MSTP allows multiple spanning tree instances within configured regions, and a single spanning tree among - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 118
on which that BPDU was received is on the boundary of the region in which the switch resides. MSTP Bridge: In this manual, an MSTP bridge is a switch (or another 802.1scompatible device) configured for MSTP operation. MST Region: An MST region forms a multiple spanning tree domain and is a component - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 119
or RSTP switch. MSTP blocks any other physical paths as long as the currently active path remains in service. ■ Within support MSTP load balancing. ■ You can preconfigure static and dynamic VLAN ID-to-MSTI mappings before the VLAN is created on the switch. Later, when the static VLAN ID is configured - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 120
, you may need to adjust the default configuration values. Here are two such examples: ■ The rapid state transitions employed by MSTP may result in an increase in the rates of frame duplication and misordering in the switched LAN. To allow the switch to support applications and protocols that may be - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 121
VLAN configuration in your network supports all of the forwarding paths necessary for the desired connectivity. All ports connecting one switch to another within a region and one switch to another between regions should be configured as members of all VLANs configured in the region. ■ Configure all - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 122
Multiple Instance Spanning-Tree Operation Configuring MSTP ■ Plan individual regions based on VLAN groupings. That is, plan on all MSTP switches in a given region supporting the same set of VLANs. Within each region, determine the VLAN membership for each spanning-tree instance. (Each instance - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 123
the priority value used along with the switch MAC address to determine which device is root. The lower a priority value, the higher the priority. spanning-tree priority 2. Configure per port parameters. ProCurve recommends that you use the default settings for these parameters and apply changes - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 124
at the default (auto) allows the switch to calculate the path-cost from the link speed. 6. Enable spanning-tree operation on the switch. spanning-tree For an example of a complete MSTP network configuration: • Go to the ProCurve Web site at www.procurve.com/support. • Click on Configuration examples - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 125
, if you want more than one MSTP switch in the same MST region, you must configure the identical region name on all such switches. If you retain the default configuration name on a switch, it cannot exist in the same MST region with another switch. (Default Name: A text string using the hexadecimal - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 126
physical region. Note that this setting must be the same for all MSTP switches in the same MST region. (Range: 0 - 65535; Default: 0) Note: This option is available only when the switch is configured for MSTP operation. Syntax: spanning-tree force-version < stp-compatible | rstp-operation | mstp - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 127
root for your network, this command specifies the time in seconds between transmissions of BPDUs for all ports on the switch configured with the Global option. (the default). This parameter applies in MSTP, RSTP and STP modes. During MSTP operation, you can override this global setting on a perport - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 128
. apply: Apply pending MSTP configuration (swaps active and pending configurations). config-name: Sets the pending MST region configuration name (default is switch's MAC address). config-revision: Sets the pending MST region configuration revision number (default is 0). instance: Change pending - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 129
to the switch is: (priority-multiplier) x 4096 For example, if you configure "2" as the priority-multiplier on a given MSTP switch, then the Switch Priority setting is 8,192. Note: If multiple switches in the 4-31). The no form of the command disables traps on the switch. (Default: Disabled.) 4-25 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 130
Multiple Instance Spanning-Tree Operation Configuring MSTP Configuring MSTP Per-Port Parameters In an MSTP topology, you configure per-port parameters in the global configuration context. In most cases, ProCurve recommends that you use the default settings for these parameters and apply changes - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 131
-Tree Operation Configuring MSTP Syntax: [no] spanning-tree < port-list > auto-edge-port Supports the automatic identification port hellotime setting overrides the hello-time setting configured on switch "X"). (Default Per-Port setting: Use Global. Default Global Hello-Time: 2.) Syntax: spanning-tree - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 132
port-list > path-cost < auto | 1..200000000 > Assigns an individual port cost that the switch uses to determine which ports are forwarding ports in a given spanning tree. In the default configuration ( auto ) the switch determines a port's path cost by the port's type: - 10 Mbps: 2000000 - 100 Mbps - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 133
switch is: (priority-multiplier) x 16 For example, if you configure "2" as the priority multiplier on a given port, then the actual Priority setting is 32. Thus, after you specify the port priority multiplier, the switch configuring switch configuration of the CIST root bridge that - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 134
to other ports. (Default: No - disabled) Configuring BPDU Filtering The STP operations running on selected ports of the switch rather than every port of the switch at a time. ■ To prevent the configured to remain outside of spanning-tree operations. ■ To protect the network from denial of service - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 135
Command BPDU filters per port are displayed as separate entries of the spanning tree category within the configuration file. ProCurve(config)# show configuration . . . spanning-tree Rows showing ports with BPDU filters enabled spanning-tree A9 bpdu-filter spanning-tree C7 bpdu-filter - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 136
User Switch SNMP Trap Event Log: port X is disable by STP Fake STP BPDU Figure 4-7. Example of BPDU Protection Enabled at the Network Edge The following commands allow you to configure bpdu-protection are not, by default, re-enabled automatically). (Range: 0-65535 seconds; Default: 0) Syntax: [no] - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 137
Note Multiple Instance Spanning-Tree Operation Configuring MSTP Example. To configure BPDU protection on ports 1 to 10 with SNMP traps enabled, enter: ProCurve(config)# spanning-tree 1-10 bpdu protection ProCurve(config)# spanning-tree trap errant-bpdu The following steps will then be set in - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 138
MSTP BPDU protected ports are displayed as separate entries of the spanning tree category within the configuration file. ProCurve(config)# show configuration . . . spanning-tree Rows showing ports with BPDU protection enabled spanning-tree A1 bpdu-protection spanning-tree C7 bpdu-protection - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 139
Multiple Instance Spanning-Tree Operation Configuring MSTP Configuring MST Instance Parameters When you enable MSTP on the switch, a spanning tree instance is enabled automatically. The switch supports up to sixteen configurable MST instances for each VLAN group that you want to operate as an - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 140
IDs that you can map to a specified MSTI are from 1 to 4094. The VLAN ID-to-MSTI mapping does not require a VLAN to be already configured on the switch. The MSTP VLAN enhancement allows you to preconfigure MSTP topologies before the VLAN IDs associated with each instance exist on - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 141
Multiple Instance Spanning-Tree Operation Configuring MSTP Configuring MST Instance Per-Port Parameters MST instances to which the port may belong.) The switch uses the path cost to determine which ports are the setting, the switch calculates the path cost from the link speed: 10 Mbps - - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 142
- 15 ) of 16. That is, when you specify a priority multiplier of 0 - 15, the actual priority assigned to the switch is: (priority-multiplier) x 16 For example, if you configure "2" as the priority multiplier on a given port in an MST instance, then the actual Priority setting is 32. Thus, after you - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 143
- 15 ) of 16. That is, when you specify a priority multiplier of 0 - 15, the actual priority assigned to the switch is: (priority-multiplier) x 16 For example, configuring "5" as the priority multiplier on a given port in the IST instance for a region creates an actual Priority setting of 80. Thus - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 144
for testing or troubleshooting purposes. When you configure or reconfigure MSTP, the switch re-calculates the corresponding network paths. This can have a ripple effect throughout your network as adjacent MSTP switches recalculate network paths to support the configuration changes invoked in - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 145
name. Must be the same for all MSTP switches in the region. (Default: The switch's MAC address.) config-revision: Specifies the pending MST region configuration revision number. Must be the same for all MSTP switches in the region. (Default: 0). instance < 1..32 > vlan < vid | vid-range >: Creates - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 146
reload the older version. See "How to Save Your Current Configuration" on page 4-47. The default behavior of the spanning-tree instance vlan command changes so that, before a static VLAN is configured or a dynamic VLAN is learned on the switch, you can preconfigure its VLAN ID-to-MSTI mapping. Later - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 147
Multiple Instance Spanning-Tree Operation Configuring MSTP ■ Flexibility: By preconfiguring identical VLAN ID-to-MSTI mappings on all switches in an MST region, you can combine switches that support different maximum numbers of VLANs. ■ Network stability: You can reduce the interruptions in network - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 148
this guide, if you use the spanning-tree instance command with the VLAN range option, even if the range includes VLANs that are not currently present on the switch, the entire range of VLANs is configured. For example, if VLANs 1, 5, and 7 are currently present and you enter this command: ProCurve - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 149
an example of an MSTP instance configured on another ProCurve switch. Only VLANs 1, 5, and 7 are included in the instance. ProCurve(config)# show spanning-tree mst-config MST Configuration Identifier Information MST Configuration Name: MSTP1 MST Configuration Revision: 1 MST Configuration Digest - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 150
MSTI configured in the region. ■ If you enter the spanning-tree instance vlan command before a static or dynamic VLAN is configured on the switch to new default behavior differs from automatically including configured (static and dynamic) VLANs in the IST instance and requiring you to manually - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 151
file listed. ProCurve(config)# show config files Configuration files: id | act pri sec | name 1 | * * * | config1 2 | | config2 3 | | configK1243.cfg Figure 4-13. A Config File for the Current Software Version is Created 4. Now update your switch to the desired version, for - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 152
software version, Z.12.43 in this example, enter this command: ProCurve(config)# boot system flash secondary config configK1243.cfg After rebooting, the switch is running software version Z.12.43 and is using the configuration file that you saved for this software version, configK1243.cfg. You - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 153
list >] detail show spanning-tree instance < ist | 1..32 > MSTP Configuration show spanning-tree [ port-list ] config show spanning-tree [ port-list | mst-config > Page below 4-52 4-53 4-54 4-55 4-56 4-57 SNMP MIB Support for MSTP. MSTP is a superset of the STP/802.1D and RSTP/802.1w protocols and - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 154
-Tree Operation Displaying MSTP Statistics and Configuration Displaying Global MSTP Status The following commands display the MSTP statistics for the connections between MST regions in a network. Syntax: show spanning-tree This command displays the switch's global and regional spanning-tree status - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 155
Displaying MSTP Statistics and Configuration ProCurve(config)# show spanning-tree Multiple Spanning Tree (MST) Information STP Enabled : Yes Force Version : MSTP-operation IST Mapped VLANs : 1,66 Switch's Spanning Tree Configuration and Identity of VLANs Configured in the Switch for the IST - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 156
Spanning-Tree Operation Displaying MSTP Statistics and Configuration Displaying Detailed Port Information The following commands detail This command displays detailed spanning-tree status for the designated port(s). . ProCurve# show spanning-tree a9 detail Status and Counters - CST Port(s) Detailed - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 157
Instance Spanning-Tree Operation Displaying MSTP Statistics and Configuration Displaying Status for a Specific MST Instance The MSTP statistics for either the IST instance or a numbered MST instance running on the switch. Syntax: show spanning-tree instance < ist | 1..32 > detail This command - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 158
, including basic port connectivity settings. Syntax: show spanning-tree config The upper part of this output shows the switch's global spanning-tree configuration that applies to the MST region. The port listing shows the spanning-tree port parameter settings for the spanning-tree region - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 159
Multiple Instance Spanning-Tree Operation Displaying MSTP Statistics and Configuration Displaying Per-Instance MSTP Configurations. These commands displays the per-instance port configuration and current state, along with instance identifiers and regional root data. Syntax: show spanning-tree config - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 160
spanning-tree mst-config This command displays the switch's regional configuration. Note: The switch computes the MSTP Configuration Digest from the VID to MSTI configuration mappings on the switch itself. As required by the 802.1s standard, all MSTP switches within the same region must have the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 161
Multiple Instance Spanning-Tree Operation Displaying MSTP Statistics and Configuration Displaying the Pending MSTP Configuration. This command displays the MSTP configuration the switch will implement if you execute the spanning-tree pending apply command (Refer to "Enabling an Entire MST Region at - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 162
monitor, troubleshoot, and debug the operation of a multiple-instance spanning-tree configuration in your ■ All VLANs on MSTP switches in a region ■ All VLANs on MSTP switches in an MST instance Displaying MST region for VLANs associated with the default Common and Internal Spanning Tree (CIST) - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 163
Multiple Instance Spanning-Tree Operation Troubleshooting an MSTP Configuration ■ MST Instance (mst): Connects all static is the MSTP switch priority calculated for one of the following: • The IST (regional) root switch using the spanning-tree priority command • An MSTI root switch using the spanning - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 164
Multiple Instance Spanning-Tree Operation Troubleshooting an MSTP Configuration ProCurve(config)# show spanning-tree root-history cst Status Figure 4-23. Example of show spanning-tree root-history ist Command Output ProCurve(config)# show spanning-tree root-history mst 2 Status and Counters - MST - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 165
Instance Spanning-Tree Operation Troubleshooting an MSTP Configuration Displaying Debug Counters for All MST Instances The show spanning-tree debug-counters command allows you to display the aggregate values of all MSTP debug counters that are maintained on a switch. These aggregate values are - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 166
Troubleshooting an MSTP Configuration Displaying Debug Counters for One MST Instance The show spanning-tree debug-counters instance command allows you to display the aggregate values of all MSTP debug counters maintained on a switch Tree (CIST) instance (default MST instance 0) in the network. For - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 167
Multiple Instance Spanning-Tree Operation Troubleshooting an MSTP Configuration ProCurve(config)# show spanning-tree debug-counters instance 0 Status and Counters - CIST Common Debug Counters Information MST Instance ID : 0 Counter Name Aggregated Value Collected From Invalid - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 168
show spanning-tree debug-counters instance ports command to troubleshoot at a finer level the more general MSTP diagnostic information specified ports configured for VLANs in the specified MST instance. The valid values for instance are from 0 to 32: • 0 specifies the default MST (CIST - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 169
Multiple Instance Spanning-Tree Operation Troubleshooting an MSTP Configuration ProCurve(config)# show spanning-tree debug-counters instance 0 ports a15 Status and Counters - CIST Port(s) Debug Counters Information MST Instance ID : 0 Port : A15 Counter Name Value - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 170
Multiple Instance Spanning-Tree Operation Troubleshooting an MSTP Configuration ProCurve(config)# show spanning-tree debug-counters BPDUs that were dropped on a port that is configured to not expect BPDU packets. This counter is maintained by the CIST (default MST instance 0 in the network) on a per - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 171
Troubleshooting an MSTP Configuration Field Description MST Config Error BPDUs Number of BPDUs received from a neighbor bridge with inconsistent MST configuration needs to be aged out. This counter is maintained by the CIST (default MST instance 0) on a per-port basis. Exceeded Max Hops BPDUs - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 172
Multiple Instance Spanning-Tree Operation Troubleshooting an MSTP Configuration Field Exceeded Max Hops MSTI the port. This counter is maintained by the CIST (default MST instance 0) on a per-port basis. Number of (802.1D) Configuration BPDUs that are transmitted through the port. This counter is - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 173
of times that the MSTI detected a configuration message destined to the MSTI in (802.1s) MST BPDUs received on the port. This counter is maintained on a per-MSTI perport basis. Troubleshooting MSTP Operation Table 4-2. Troubleshooting MSTP Operation Problem Possible Cause Duplicate packets on - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 174
be used. STP Domain Spanning tree enabled ports Switch Loop protection enabled 'edge' ports that connect to unmanaged switches and/or authenticated clients Web authentication clients 802.1X authentication clients Unmanaged switch (does not support STP) Figure 4-29. Examples of Loop Protection - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 175
example: ProCurve(config)# loop-protect 1 receiver-action senddisable Syntax: [no] loop-protect [receiver-action ] | [transmit-interval ] | [disable-timer ] | [trap loop-detected] Allows you to configure per-port loop protection on the switch - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 176
configured, all detected loops will be logged in the switch's event log. ■ The no loop-protect command will not remove a receive-action configuration line from the running configuration that have loop protection enabled. For example: ProCurve(config)# show loop-protect 1-4 Status and Counters - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 177
QoS 5-11 Preserving 802.1p Priority 5-11 Steps for Configuring QoS on the Switch 5-11 Using QoS Classifiers To Configure Quality of Service for Outbound Traffic 5-13 Viewing the QoS Configuration 5-13 No Override 5-14 QoS UDP/TCP Priority 5-15 Assigning an 802.1p Priority Based on TCP - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 178
Based on Source-Port 5-46 Assigning a DSCP Policy Based on the Source-Port 5-48 Differentiated Services Codepoint (DSCP) Mapping 5-51 Configuring DSCP Policies for Codepoints 5-53 Steps for Configuring Codepoints 5-54 Default Priority Settings for Selected Codepoints 5-55 Quickly Listing Non - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 179
Introduction QoS Feature Default UDP/TCP Priority Disabled IP-Device Priority Disabled IP Type-of-Service Priority Disabled LAN Protocol Priority Disabled VLAN-ID Priority Disabled Source-Port Priority Disabled DSCP Policy Table Various Queue Configuration 4 Queues Menu CLI - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 180
on CoS (Class-of-Service) Types and Use of VLAN Tags Edge Switch Classify inbound traffic on IP switch) QoS honors the policies established at the edge switch. Further downstream, another switch may reclassify some traffic by applying new policies, and yet other downstream switches can be configured - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 181
guide support these types of traffic marking: ■ 802.1p prioritization: Controls the outbound port queue priority for traffic leaving the switch, and (if traffic exits through a VLAN-tagged port) sends the priority setting with the individual packets to the downstream devices. ■ IP Type-of-Service - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 182
that is present in the header of Ethernet packets entering or leaving the switch through a port that is a tagged member Service) byte in IP packets. There are 64 possible codepoints. In the default QoS configuration for the switches covered in this guide, some codepoints are configured with default - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 183
on an upstream device, the priorities carried in the packets determine the forwarding queues in the switch.) ■ Configuring a priority for outbound packets and a service (priority) policy for use by downstream devices: • DSCP Policy: This feature enables you to set a priority policy in outbound - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 184
Quality of Service (QoS): Managing Bandwidth More Effectively Introduction - Change the codepoint ( four priority levels in the switches covered in this guide. Also, if the packet enters the switch with an 802.1p priority setting, QoS can override this setting if configured with an 802.1p priority - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 185
priority) Queue 5 Queue 3 5 Queue 6 Queue 2 6 (high priority) Queue 7 Queue 4 7 Queue 8 The QoS queue configuration feature can change the number of outbound port queues in the switch from four (the default) to two queues. Note on CEE Environments If you are running in a CEE environment - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 186
that classifier and the packet is handled accordingly. Note that on the switches covered in this guide, if the switch is configured with multiple classifiers that address the same packet, the switch uses only the QoS configuration for the QoS classifier that has the highest precedence. In this case - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 187
the DSCP policy option. Also, to use a service policy in this manner, the downstream devices must be configured to interpret and use the DSCP carried in the having an 802.1Q field in the header. Steps for Configuring QoS on the Switch 1. Determine the QoS policy you want to implement. This - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 188
L3 Protocol Supported Not Supported VLAN ID Supported Supported Source Port Supported Supported 1 When you configure only the 802.1p priority to mark packets that match a QoS classifier, the selected traffic is prioritized and sent to the corresponding outbound port queue on the switch (see - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 189
use DSCPs in IP packets from the switch, configure them to do so by enabling ToS Differentiated Service mode and making sure the same DSCP policies are configured. Using QoS Classifiers To Configure Quality of Service for Outbound Traffic QoS Feature Default UDP/TCP Priority Disabled IP-Device - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 190
the Management and Configuration Guide for your switch. type-of-service Displays the current type-of-service priority configuration. The display . vlan-priority Displays the current VLAN priority configuration. Refer to figure 5-17 on page 5-43. No Override By default, the IP ToS, Protocol, VLAN-ID, - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 191
through an untagged port are handled by the switch with "normal" priority. For example, Figure 5-3 below shows the QoS configurations on the switch that are configured with the VLAN ID classifier. Note that non-default 802.1p priorities have been configured for VLAN IDs 22 and 33; packets received - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 192
To Configure Quality of Service org Then click on: Protocol Number Assignment Services P (Under "Directory of General Assigned range > priority < 0 - 7 > Configures an 802.1p priority for outbound packets having the specified TCP switch on a tagged port, it carries the 802. - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 193
): Managing Bandwidth More Effectively Using QoS Classifiers To Configure Quality of Service for Outbound Traffic port-number: a TCP/UDP in the running-config file. To display the configuration, enter the show qos tcp-udp-port-priority command. ProCurve(config)# show qos tcp-udp-port-priority TCP - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 194
Classifiers To Configure Quality of Service for switch. ProCurve(config)# qos tcp-port 200 priority 2 ProCurve(config)# qos tcp-port 200 priority 5 ProCurve(config)# reload b. Use the no form of the command to remove the port priority, and then configure the port with the new priority. ProCurve - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 195
5-5, above). 2. Overwrites (re-marks) the packet's DSCP with the DSCP configured in the switch for such packets. 3. Assigns the 802.1p priority configured in the switch for the new DSCP. (Refer to "Differentiated Services Codepoint (DSCP) Mapping" on page 5-51.) 4. Forwards the packet through the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 196
Services Codepoint (DSCP) Mapping" on page 5-51 for more information.) 4. Configure the switch to configured with an 802.1p setting. See step 3 on page 5-20.) If the packet leaves the switch on a tagged port, it carries the 802.1p priority with it to the next downstream device. (Default - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 197
Bandwidth More Effectively Using QoS Classifiers To Configure Quality of Service for Outbound Traffic • dscp codepoint overwrites UDP or TCP port number or range of port numbers as a QoS classifier. If you configured a range of port numbers as the QoS classifier, you must enter the entire range in - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 198
More Effectively Using QoS Classifiers To Configure Quality of Service for Outbound Traffic ProCurve(config)# qos udp-port 23 dscp 15 ProCurve(config)# qos tcp-port 80 dscp 16 ProCurve(config)# qos tcp-port 914 dscp 17 ProCurve(config)# qos udp-port 1001 dscp 17 ProCurve(config)# show qos tcp-udp - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 199
Classifiers To Configure Quality of Service for Outbound Traffic The switch does not allow a QoS IP-device priority for the Management VLAN IP address, if configured. If there is no Management VLAN configured, then the switch does not allow configuring a QoS IP-device priority for the Default VLAN - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 200
IP address it carries. 2. Overwrites the packet's DSCP with the DSCP configured in the switch for such packets, and assigns the 802.1p priority configured in the switch for the new DSCP. (Refer to "Differentiated Services Codepoint (DSCP) Mapping" on page 5-51.) 3. Forwards the packet through the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 201
(For details, refer to "Differentiated Services Codepoint (DSCP) Mapping" on page 5-51.) 4. Configure the switch to assign the DSCP policy to packets If the packet leaves the switch on a tagged port, it carries the 802.1p priority with it to the next downstream device. (Default: No-override) no qos - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 202
Configure Quality of Service for Outbound Traffic . ProCurve(config)# qos device-priority 10.28.31.1 dscp 15 ProCurve(config)# qos device-priority 10.28.31.130 dscp 16 ProCurve the switch uses these bits to compute and assign the corresponding 802.1p priority. ■ ToS Differentiated Services (Diffserv - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 203
configured in the DSCP Policy Table (page 5-51). This means that a priority value of 0 - 7 must be configured for a DSCP before the switch will switch on a tagged port, it carries the 802.1p priority with it to the next downstream device. (ToS IP Precedence Default: Disabled) no qos type-of-service - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 204
this option with the ToS diff-services option, just configure diffservices as described below, which automatically disables IP-Precedence. To disable IP-Precedence without enabling the diff-services option, use this command: ProCurve(config)# no qos type-of-service Assigning an 802.1p Priority to - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 205
More Effectively Using QoS Classifiers To Configure Quality of Service for Outbound Traffic Interior LAN Edge Switch WorkGroup Switch "B" "A" LAN A5 WorkGroup Marked Traffic from port A5 on Edge Switch "A" Other Traffic Figure 5-10. Interior Switch "B" Honors the Policy Established in Edge - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 206
To Configure Quality of Service for Outbound Traffic Operating Notes Different applications may use the same DSCP in their IP packets. Also, the same application may use multiple DSCPs if the application originates on different clients, servers, or other devices. Using an edge switch enables - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 207
(DSCP) of an incoming IPv4 packet and, when a match occurs, assign a corresponding 802.1p priority, as configured in the switch's DSCP table (page 5-51). no qos type-of-service Disables all ToS classifier operation. no qos dscp-map < codepoint > Disables direct 802.1p priority assignment to packets - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 208
(QoS): Managing Bandwidth More Effectively Using QoS Classifiers To Configure Quality of Service for Outbound Traffic ProCurve(config)# show qos type-of-service Type of Service : Differentiated Services Codepoint DSCP Policy | Priority 000000 | No-override 000001 | No-override 000010 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 209
Using QoS Classifiers To Configure Quality of Service for Outbound Traffic Assigning a DSCP Policy on the Basis of the DSCP in IPv4 Packets Received from Upstream Devices The preceding section describes how to forward a policy set by an edge (or upstream) switch. This option changes a DSCP - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 210
Configure Quality of Service for Outbound Traffic . Syntax: qos type-of-service diff-services Enables ToS diff-services. Syntax: qos type-of-service diff-services < current-codepoint > dscp < new-codepoint > Configures the switch is not a problem as long as the configured priorities are acceptable - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 211
2. After configuring the DSCP policies for the codepoints you want to use, assign the policies to the codepoints in the selected packet type. . ProCurve(config)# qos type-of-service diff-services 001100 dscp 17 ProCurve(config)# qos type-of-service diff-services 001101 dscp 16 ProCurve(config)# show - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 212
) byte. The ToS byte includes: ■ A Differentiated Services Codepoint (DSCP): This element is com- prised of the upper six bits of the ToS byte). There are 64 possible codepoints. • In the switches covered in this guide, the default qos configuration includes a codepoint with 802.1p priority setting - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 213
5-7. How the Switch Uses the ToS Configuration Outbound Port ToS Option: 802.1p (Value = 0 - 7) Differentiated Services IP Packet Sent 4 If No-override (the default) has been configured for a specified codepoint, then the packet is not prioritized by ToS and, by default, is sent to the "normal - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 214
Priorities ToS Byte IP Corresponding Service Priority Level Precedence Bits 802.1p Priority 000 1 Lowest 001 2 Low 002 0 Normal 003 3 004 4 005 5 006 6 007 7 Highest Assigning a Priority Based on Layer-3 Protocol When QoS on the switch is configured with a Layer-3 protocol as - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 215
outbound port to which it is sent. If the packet leaves the switch on a tagged port, it carries the 802.1p priority with it to the next downstream device. You can configure one QoS classifier for each protocol type. (Default: No-override) no qos protocol < ip | ipx | arp | dec-lat | appletalk | sna - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 216
More Effectively Using QoS Classifiers To Configure Quality of Service for Outbound Traffic ProCurve(config)# qos protocol ip priority 0 ProCurve(config)# qos protocol appletalk priority 7 ProCurve(config)# qos protocol arp priority 5 ProCurve(config)# show qos protocol Protocol priorities - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 217
only, and applying QoS to dynamic VLANs created by GVRP operation is not supported. A VLAN must exist while a subject of a QoS configuration, and eliminating a VLAN from the switch causes the switch to clear any QoS features configured for that VID. Assigning a Priority Based on VLAN-ID This option - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 218
with their priority data. 1. For example, suppose that you have the following VLANs configured on the switch and want to prioritize them as shown: ProCurve(config)# show vlan Status and Counters - VLAN Information Maximum VLANs to support : 8 Primary VLAN : DEFAULT_VLAN 802.1Q VLAN ID 1 22 Name - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 219
Configure Quality of Service for Outbound Traffic ProCurve(config)# vlan 1 qos dscp 9 ProCurve(config)# vlan 22 qos dscp 8 ProCurve DSCP configured in the switch for such packets. 3. Assigns the 802.1p priority configured in the switch for the new DSCP. (Refer to "Differentiated Services Codepoint - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 220
priority you want to assign to the DSCP. 3. Configure the DSCP policy by using qos dscp-map to configure the priority for each codepoint. (See "Differentiated Services Codepoint (DSCP) Mapping" on page 5-51 for more information.) 4. Configure the switch to assign the DSCP policy to packets with the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 221
Effectively Using QoS Classifiers To Configure Quality of Service for Outbound Traffic Assign the DSCP policies to the selected VIDs and display the result. ProCurve(config)# vlan 1 qos dscp 17 ProCurve(config)# vlan 20 qos dscp 17 ProCurve(config)# vlan 30 qos dscp 16 ProCurve(config)# vlan 40 qos - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 222
session. Refer to the RADIUS chapter in the Access Security Guide for your switch. Assigning a Priority Based on Source-Port This option assigns a priority to all outbound packets having the specified source-port. You can configure this option by either specifying the source-port ahead of the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 223
Managing Bandwidth More Effectively Using QoS Classifiers To Configure Quality of Service for Outbound Traffic Syntax: no interface < port . ProCurve(config)# interface 1-3 qos priority 6 ProCurve(config)# interface 4-5 qos priority 5 ProCurve(config)# interface 6-7 qos priority 3 ProCurve(config - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 224
Configure Quality of Service for Outbound Traffic ProCurve(config)# no interface 1 qos ProCurve( switch. 2. Overwrites the packet's DSCP with the DSCP configured in the switch for such packets. 3. Assigns the 802.1p priority configured in the switch for the new DSCP. (See "Differentiated Services - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 225
QoS Classifiers To Configure Quality of Service for Outbound Traffic 3. Configure the DSCP policy by using qos dscp-map to configure the priority for each codepoint. (See "Differentiated Services Codepoint (DSCP) Mapping" on page 5-51 for more information.) 4. Configure the switch to assign the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 226
To Configure Quality of Service for Outbound Traffic For example, suppose you wanted to assign this set of priorities: Source-Port 2 1, 3 4, 5 DSCP 15 16 17 Priority 7 5 1 Assign the DSCP policies to the selected source-ports and display the result. ProCurve(config)# int 4,5 ProCurve(eth - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 227
Services Codepoint (DSCP) Mapping Differentiated Services Codepoint (DSCP) Mapping A codepoint must have an 802.1p priority assignment (0 - 7) before you can configure LAN policy that operates independently of 802.1Q VLAN-tagging. In the default state, most of the 64 codepoints do not assign an 802. - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 228
): Managing Bandwidth More Effectively Differentiated Services Codepoint (DSCP) Mapping DSCP Policy af12 13 af13 15 16 17 af21 19 af22 21 af23 23 24 25 af31 27 af32 29 af33 31 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 229
port to which it is sent. If the packet leaves the switch on a tagged port, it carries the 802.1p priority Default: No-override for most codepoints. no qos dscp-map < codepoint > Reconfigures the 802.1p priority for to No-override. Also deletes the codepoint policy name, if configured - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 230
before you can assign any QoS classifiers to use it.) ProCurve(config)# show qos dscp-map DSCP -> 802.p priority mappings NOTE: 'qos type-of-service diff-services' must be configured before DSCP is honored on inbound trafic. DSCP CodePoint DSCP Value 802.1p tag 000000 0 0 000001 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 231
More Effectively Differentiated Services Codepoint (DSCP) Mapping ProCurve(config)# qos dscp-map 2 priority 7 ProCurve(config)# qos dscp-map 3 priority 5 ProCurve(config)# show qos dscp-map DSCP -> 802.p priority mappings NOTE: 'qos type-of-service diff-services' must be configured before DSCP - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 232
effect unless you have either applied the policies to a QoS classifier or configured QoS Type-of-Service to be in diff-services mode.) Quickly Listing Non-Default Codepoint Settings Table 5-9 lists the switch's default codepoint/priority settings. If you change the priority of any codepoint setting - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 233
the priority setting on the codepoint. Otherwise the switch blocks the change and displays this message: Cannot show qos vlan-priority show qos type-of-service For example, suppose that the 000001 (dscp the codepoint. 2. Change the classifier configurations by assigning them to a different DSCP - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 234
Services Codepoint (DSCP) Mapping Example of Changing the Priority Setting on a Policy When One or More Classifiers Are Currently Using the Policy Suppose that codepoint 1 is in use by one or more classifiers. If you try to change its priority, you see a result similar to the following: ProCurve - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 235
(QoS): Managing Bandwidth More Effectively Differentiated Services Codepoint (DSCP) Mapping ProCurve(config)# show qos device-priority Device priorities Device Address Apply Rule | DSCP 10.26.50.104 DSCP | 1 Priority ----------6 ProCurve(config)# show qos port-priority Port priorities - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 236
Managing Bandwidth More Effectively Differentiated Services Codepoint (DSCP) Mapping 2. Change the classifier configurations by assigning them to a Classifiers 3. Reconfigure the desired priority for the 000001 (dscp 1) codepoint. ProCurve(config)# qos dscp-map 1 priority 4 4. You could now re- - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 237
marks the packet for downstream devices, but the packet is serviced by the high-priority queue when leaving the switch. IGMP High Priority Not Enabled Enabled QoS Configuration Switch Port Output Affects Packet Queue Yes Determined by QoS See above para- High graph. Outbound 802.1p Setting - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 238
Quality of Service (QoS): Managing Bandwidth More Effectively QoS Messages in the CLI QoS Messages in the CLI Message Meaning DSCP Policy < decimal-codepoint > not configured You have attempted to map a QoS classifier to a codepoint for which there is no configured priority (No-override). Use - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 239
Quality of Service (QoS): Managing Bandwidth More Effectively QoS Queue Configuration QoS Queue Configuration In earlier releases, QoS queue configuration was limited to changing the number of outbound queues per port that all switch ports use to buffer packets for 802.1p user priorities. Beginning - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 240
as shown in Table 5-11. For the switches covered in this guide, the actual minimum guaranteed bandwidth allocated for each queue is accurate to +/- six percent of the expected value. Table 5-11. Default GMB Percentage Allocations per QoS Queue Configuration 802.1p Priority 1 (lowest) 2 0 (normal - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 241
configure a switch with a priority to queue mapping that matches a connected networking device queue configuration, and the neighbor device has 3 queues configured the configured traffic templates. ProCurve(config)# show qos traffic-template Template Name trmap-2 example cee-tcgt default-tcgt - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 242
Quality of Service (QoS): Managing Bandwidth More Effectively QoS Queue Configuration ProCurve(config)# show qos traffic-template default-tcgt TRAFFIC-TEMPLATE: default-tcgt Status : Valid Queue-no -------1 2 3 4 Priorities 1,2 0,3 4,5 6,7 Name background-tcg best-effort-tcg controlled-load - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 243
Quality of Service (QoS): Managing Bandwidth More Effectively QoS Queue Configuration show qos traffic-template [] displayed for all the configured traffic templates. ProCurve(config)# show qos traffic-template Template Name trmap-2 example cee-tcgt default-tcgt Status -----Valid - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 244
Quality of Service (QoS): Managing Bandwidth More Effectively QoS Queue Configuration You should always check the traffic template . If a template is not assigned to the switch ports and it is not a default template, it can be deleted. Configuring Traffic Groups Within a Traffic Template When in the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 245
of Service (QoS): Managing Bandwidth More Effectively QoS Queue Configuration Before changing the traffic groups' priority mappings from the defaults, 6,7 Name background-tcg best-effort-tcg controlled-load-tcg control-tcg ProCurve(cfg-tcgt-example)# no map-traffic-group 1 priority 0 Figure 5- - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 246
and reboot. All ports in the module or switch (1-N) must be specified, or just enter the parameter "all". ProCurve(config)# int all ProCurve(eth-1-24)# policy traffic-template example This command will modify the current running configuration, will execute 'write memory' to replace the startup - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 247
switch, all user-defined traffic templates are removed. When the system reboots, the default traffic template is applied to the switch. For example, if you are changing from the current number of queues configured to an 8-queue configuration, enter the command shown in Figure 5-37. ProCurve(config - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 248
IPv6 traffic into its own set of VLANs and then configure VLAN-based classifiers for those VLANs. ■ All Switches: For explicit QoS support of IP subnets, ProCurve recommends forcing IP subnets onto separate VLANs and then configuring VLAN-based classifiers for those VLANs. ■ For Devices that Do - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 249
Service (QoS): Managing Bandwidth More Effectively QoS Operating Notes and Restrictions Table 5-12. Maximum QoS Entries. Switch Switch 6120G/XG and 6120XG Software Version Z.14.XX Maximum QoS Entries of One Type Notes 250* • Each device (IP address) QoS configuration ■ Not Supported: Use of - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 250
6 Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Contents Introduction 6-3 Terminology 6-4 CEE Network Example 6-5 Getting Started 6-7 Installing and Verifying the CEE License 6-7 Configuring Traffic Templates 6-8 Applying the Traffic Template 6-9 Data Center Bridging Exchange - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 251
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Contents fip-snooping show command 6-23 3. Configure the FCF Port 6-24 4. Enable/disable FIP Snooping 6-25 fip-snooping sessions show command 6-26 fip-snooping FCF show command 6-26 fip-snooping show Enode - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 252
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Introduction Introduction Data centers typically use two separate communication protocols for transporting data, Ethernet and Fibre Channel. Ethernet is optimized for carrying local area network (LAN) communication to and from servers and - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 253
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Terminology Terminology CEE Converged Enhanced Ethernet-a set of four new IEEE draft standards that enhance Ethernet and data link layer protocols in support of lossless Ethernet for storage protocols. CNA Converged Network Adapter-a - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 254
network configuration for CEE. The Fibre Channel network requires an uplink Fibre Channel Forwarder (FCF) switch between the HP ProCurve 6120XG switch and the network. Only one hop is allowed between the CNA and the FCF switch. The Converged Network Adapter (CNA) sends both Ethernet and Fibre - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 255
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch CEE Network Example Ethernet FFiberer Channel FCF Switch FCF Switch CNAs 6120XG 6120XG Server C-Class Enclosure Figure 6-1. Example of a CEE Network Fibre Channel Ethernet FCoE 6-6 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 256
use the CEE features, the HP ProCurve 6120XG switch must have the CEE license installed and enabled. See the instructions that come with the CEE license, or see the chapter titled "Switch Installation" in the Management and Configuration Guide for your switch. After you have installed the license - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 257
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Configuring Traffic Templates Configuring Traffic Templates The default template cee-tcgt is automatically created when CEE is licensed on the switch. This template cannot be modified or deleted. Two additional traffic group options are - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 258
Note Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Configuring Traffic Templates lossless: Only available when CEE is the Traffic Template To apply either the default cee-tcgt traffic template or a newly created traffic template to the switch, enter this command in the global config - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 259
Ethernet on the HP ProCurve 6120XG Switch Configuring Traffic Templates ProCurve(config)# int all ProCurve(eth-1-24)# policy traffic-template cee-tcgt This command will modify the current running configuration, will execute 'write memory' to replace the startup configuration for the default ceetcgt - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 260
is the same-traffic will most likely flow without issues if the parameters are not an exact match. The TLVs supported by DCBX for the HP ProCurve 6120XG switch are: ■ Enhanced Transmission Selection (ETS)-A set of TLVs that communi- cate the ETS configuration and recommendation of the device. 6-11 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 261
negotiate a priority for an application, in this case, the FCoE application. Note: The HP ProCurve 6120XG switch is not "willing" to make changes to its internal configuration; it is not allowed. You must manually configure any changes to match the neighbor device. Enabling DCBX Note DCBX is only - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 262
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Data Center Bridging Exchange fcoe: Configure FCoE options. priority : Specify a priority that will be advertised for the FCoE application. ProCurve(config)# lldp dcbx application fcoe 4 Figure 6-5. Configuring the Application FCoE - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 263
Ethernet on the HP ProCurve 6120XG Switch Data Center Bridging Exchange To display DCBX exchange information about a remote peer device, enter this command. Syntax: show lldp info remote-device dcbx Displays DCBX information for the ports specified on the remote peer device. ProCurve - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 264
Ethernet on the HP ProCurve 6120XG Switch Data Center Bridging Exchange ProCurve(config)# show lldp info local-device dcbx 1 Port 1: Local Data ETS Willing : No Max TCG Supported These errors may appear when there are differences in configuration with the neighboring device's connected port. If - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 265
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Data Center Bridging Exchange Serious Errors These errors indicate that something is misconfigured and will not function. ■ DCBX: port serious mismatch (PFC). The configured priorities for Priority Flow Control do not match on - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 266
Ethernet on the HP ProCurve 6120XG Switch Configuring Priority Flow Control (PFC) Configuring Priority Flow Control (PFC) CEE devices can support the link, while other Class of Service flows continue on the link. Operating Notes flow control. (Default: Disabled.) [priority] Turns on PFC for - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 267
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Configuring Priority Flow Control (PFC) ProCurve(config)# int 5 flow-control priority Figure 6-9. Example of Enabling PFC on Port 5 To disable PFC, you can enter no flow-control in the interface context. ProCurve(config-eth-5)# no flow- - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 268
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Configuring Priority Flow Control (PFC) ProCurve(config)# show . . . Figure 6-11. Example Displaying the Flow Control Status for Ports ProCurve(config)# show interface config Port Settings Port Type | Enabled Mode Flow Ctrl - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 269
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Troubleshooting Troubleshooting For problems with PFC operation, review "Notes on the Behavior of Priority Flow Control" on page 6-18 and ensure that these conditions are met. DCBX Troubleshooting If you are not able to login or discover - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 270
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch FIP Snooping FIP Snooping With the introduction of CEE support on ProCurve switches, end nodes connected to ProCurve switches are able to communicate storage traffic with Fibre Channel fabric(s) using the Fibre Channel over Ethernet (FCoE) - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 271
Ethernet on the HP ProCurve 6120XG Switch FIP Snooping Getting Started Execute these steps in order to configure FIP Snooping on the switch: 1. Configure CEE on the switch 2. Configure the FC-MAP 3. Configure the FCF Port 4. Enable FIP Snooping These steps are described in detail below. 1. Configure - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 272
Ethernet on the HP ProCurve 6120XG Switch FIP Snooping fip-snooping show command Syntax: show fip-snooping Displays the fip-snooping configuration information. Default Value: None Dependency: None FIP Snooping Information FIP Snooping : Enabled FC_MAP table Index | FC-MAP 1 | 0xEFC00 (default - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 273
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch FIP Snooping The ProCurve switch supports only four FC Fabrics. By default there is one default FC-MAP support. This FC-MAP configuration is also user editable. If global FIP Snooping is already enabled and the user tries to remove the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 274
Ethernet on the HP ProCurve 6120XG Switch FIP Snooping If the user tries to configure a port belonging to a turnk as a FCF port, the following error message is displayed: A trunk member cannot be configured as FCF port. FCF-MAC should be unique for every interface, so if the user tries to configure - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 275
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch FIP Snooping fip-snooping sessions show command Syntax: show fip-snooping sessions Displays the fip-snooping session(s) information. Used to verify if the Enodes are able to log into the fabric. Default Value: None Dependency: None E-Node - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 276
Ethernet on the HP ProCurve 6120XG Switch FIP Snooping fip-snooping show statistics command Syntax: show fip-snooping statistics Displays the fip-snooping statistics. Default appear when FIP Snooping is being configured. If no FCF-MAC is configured, and the user tries to enable FIP snooping the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 277
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Troubleshooting If the user tries to enable FIP Snooping when no FC-MAP is configured the following error message is displayed: At least one FC-MAP should be configured before enabling FIP Snooping. For FIP Snooping to be enabled all the - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 278
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Troubleshooting interface disable 8. Enable FIP Snooping by running the following command: fip-snooping 9. Enable the port(s) by running the following command: interface - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 279
Converged Enhanced Ethernet on the HP ProCurve 6120XG Switch Troubleshooting FIP Snooping Implications on Trunk Configuration After enabling FIP Snooping if the user tries to configure a trunk containing both uplink and downlink ports, the following confirmation message is displayed: Trunks cannot - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 280
... 6-3 installing the license ... 6-7 troubleshooting ... 6-18 CNA defined ... 6-4 command syntax conventions ... 1-2 configuration ... 4-10 Class of Service ... 5-11 factory default ... 2-21, 2-27, 4-9 spanning tree protocol ... 4-10 Converged Enhanced Ethernet See CEE defined ... 6-4 Converged - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 281
GVRP. gateway manual config priority ... 2-48 GVRP ... 4-8 advertisement ... 3-19 2 - Index advertisement, defined ... 3-3 advertisement, responses to ... 3-6 advertisements, generating ... 3-11 auto option ... 3-10 benefit ... 3-3 block ... 3-8 CLI, configuring ... 3-14 configurable port options - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 282
on ToS field ... 5-26 IP address quick start ... 1-8 IP, type of service configuring priority ... 5-26 IPv6 management VLAN is for v6 traffic ... 2-55 J jumbo ... 4-3 loop, network ... 4-10 M MAC address duplicate ... 2-17 per switch ... 2-17 per VLAN ... 2-17 same for all VLANs ... 2-58 single - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 283
match ... 5-23 ProCurve switch documentation ... -ix Q QoS defined ... 6-5 display queue config ... 5-71 Qos changing number of queues ... 5-71 QoS queues changing the number of ... 5-71 Quality of Service basic operation ... 5-7 configuring ... 5-11, 5-13 configuring IP type of service ... 5-26 - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 284
default configuration ... 4-9 designated bridge ... 4-11, 4-14 designated port ... 4-11 disabling MSTP ... 4-40 display statistics and configuration defined ... 4-13 IST, dynamic VLAN ... 4-15 IST, root switch ... 4-13 IST, switch membership ... 4-13 IST, VLAN membership ... 4-8 legacy devices and - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 285
4-7 switch excluded from region ... 4-69 topology between regions ... 4-10 troubleshooting ... switch ... 5-70, 6-9 configuring ... 5-65, 6-8 creating ... 5-66 default for CEE ... 6-9 default priority mappings ... 6-10 default tree example ... 4-12 Type of Service using to prioritize IP traffic ... - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 286
Type of Service field (IP) configuring packet priority ... 5-26 how the switch uses it ... 5-37 U upstream device QoS) definition ... 5-7 V VID See VLAN. VLAN already exists, message ... 2-40 broadcast domain ... 2-4 CLI, commands ... 2-28 CLI, configuring parameters ... 2-27 convert dynamic to - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 287
subnet ... 2-4 switch capacity ... 2-4 tagging ... 2-42, 2-44 unknown VLAN ... 3-11 untagged ... 2-11, 2-26 untagged, operation ... 2-15 VID ... 2-4, 2-44 VID, default VLAN ... 2-47 voice ... 2-5, 2-29, 2-30, 2-33, 2-57 voice, configuration ... 2-38 voice, configuring ... 2-28 voice, VLAN type ... - HP 6120XG | HP ProCurve Series 6120 Blade Switches Advanced Traffic Management G - Page 288
forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP will not be liable for technical or editorial errors or omissions contained herein. February 2011 Manual Part Number 5992-5524 *5992-5524*
February 2011
ProCurve Series 6120 Switches
Advanced Traffic Management Guide
Version Z.14.25