Hp 3500 series Programming manual

HP Switch Software

3500 switches

3500yl switches

5400zl switches

6200yl switches

6600 switches

8200zl switches

Software version K.15.06

September 2011

Advanced Traffic Management Guide

HP Networking

3500 Switches

3500yl Switches

5400zl Switches

6200yl Switch

6600 Switches

8200zl Switches

Advanced Traffic Management Guide

September 2011

K.15.06

Hewlett-Packard Company

8000 Foothills Boulevard, m/s 5551

Roseville, California 95747-5551

www.hp.com/networking/support

L.P. The information contained herein is subject to change with-

This document contains proprietary information, which is

protected by copyright. No part of this document may be

photocopied, reproduced, or translated into another

language without the prior written consent of Hewlett-

Packard.

Publication Number

5998-2699

September 2011

Applicable Products

HP Switch E3500-24 (J9470A)

HP Switch E3500-48 (J9472A)

HP Switch E3500-24-PoE (J9471A)

HP Switch E3500-48-PoE (J9473A)

HP Switch E3500yl-24G-PWR (J8692A)

HP Switch E3500yl-48G-PWR (J8693A)

HP Switch E5406zl (J8697A)

HP Switch E5406zl-48G-PoE+ (J9447A)

HP Switch E5412zl (J8698A)

HP Switch E5412zl-96G-PoE+ (J9448A)

HP Switch E6200yl-24G (J8992A)

HP Switch E8206zl (J9475A)

HP Switch E8212zl (J8715A/B)

HP Switch E6600-24G (J9263A)

HP Switch E6600-24G-4XG (J9264A)

HP Switch E6600-24G-24XG (J9265A)

HP Switch E6600-48G (J9451A)

HP Switch E6600-48G-4XG (J9452A)

Trademark Credits

Microsoft, Windows, and Microsoft Windows NT are US

registered trademarks of Microsoft Corporation.

Disclaimer

The information contained in this document is subject to

change without notice.

HEWLETT-PACKARD COMPANY MAKES NO WARRANTY

OF ANY KIND WITH REGARD TO THIS MATERIAL,

INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

WARRANTIES OF MERCHANTABILITY AND FITNESS

FOR A PARTICULAR PURPOSE. Hewlett-Packard shall not

be liable for errors contained herein or for incidental or

consequential damages in connection with the furnishing,

performance, or use of this material.

The only warranties for HP products and services are set

forth in the express warranty statements accompanying

such products and services. Nothing herein should be

construed as constituting an additional warranty. HP shall

not be liable for technical or editorial errors or omissions

contained herein.

Hewlett-Packard assumes no responsibility for the use or

reliability of its software on equipment that is not furnished

by Hewlett-Packard.

Software End User License Agreement and

Hardware Limited Warranty

For the software end user license agreement and the

hardware limited warranty information for HP Networking

products, visit www.hp.com/networking/support.

iii

Contents

Product Documentation

About Your Switch Manual Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii

Electronic Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii

Software Feature Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiv

1 Static Virtual LANs (VLANs)

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

General VLAN Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

Types of Static VLANs Available in the Switch . . . . . . . . . . . . . . . . . . . 1-3

Port-Based VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Protocol-Based VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Designated VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

Static VLAN Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

VLAN Environments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

VLAN Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

Routing Options for VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8

Overlapping (Tagged) VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9

Per-Port Static VLAN Configuration Options . . . . . . . . . . . . . . . . . . . 1-11

VLAN Operating Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12

General Steps for Using VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16

Multiple VLAN Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17

Single Forwarding Database Operation . . . . . . . . . . . . . . . . . . . . . . . . 1-18

Example of an Unsupported Configuration and How To Correct It 1-19

Multiple Forwarding Database Operation . . . . . . . . . . . . . . . . . . . . . . 1-20

Configuring VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21

Menu: Configuring Port-Based VLAN Parameters . . . . . . . . . . . . . . . 1-21

To Change VLAN Support Settings . . . . . . . . . . . . . . . . . . . . . . . . 1-22

Adding or Editing VLAN Names . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23

Adding or Changing a VLAN Port Assignment . . . . . . . . . . . . . . . 1-25

CLI: Configuring Port-Based and Protocol-Based

VLAN Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-27

Customizing the Show VLANs Output . . . . . . . . . . . . . . . . . . . . . . 1-34

Creating an Alias for Show VLAN Commands . . . . . . . . . . . . . . . 1-36

Note on Using Pattern Matching with the

“Show VLANs Custom” Command . . . . . . . . . . . . . . . . . . . . . . . . . 1-36

Changing the Number of VLANs Allowed on the Switch . . . . . . . . . . 1-37

WebAgent: Viewing and Configuring VLAN Parameters . . . . . . . . . . 1-43

802.1Q VLAN Tagging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-44

Special VLAN Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-49

VLAN Support and the Default VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . 1-49

The Primary VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-49

The Secure Management VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-50

Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-52

Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-53

Using DHCP to Obtain an IP Address . . . . . . . . . . . . . . . . . . . . . . 1-54

Deleting the Management VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . 1-57

Operating Notes for Management VLANs . . . . . . . . . . . . . . . . . . . 1-57

Voice VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-58

Operating Rules for Voice VLANs . . . . . . . . . . . . . . . . . . . . . . . . . 1-58

Components of Voice VLAN Operation . . . . . . . . . . . . . . . . . . . . . 1-59

Voice VLAN QoS Prioritizing (Optional) . . . . . . . . . . . . . . . . . . . . 1-59

Voice VLAN Access Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-60

Effect of VLANs on Other Switch Features . . . . . . . . . . . . . . . . . . . . 1-60

Spanning Tree Operation with VLANs . . . . . . . . . . . . . . . . . . . . . . . . . 1-60

IP Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-61

VLAN MAC Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-61

Port Trunks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-61

Port Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-61

Jumbo Packet Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-61

VLAN Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-62

Migrating Layer 3 VLANs Using VLAN MAC Configuration . . . . . . 1-63

VLAN MAC Address Reconfiguration . . . . . . . . . . . . . . . . . . . . . . . . . . 1-63

Handling Incoming and Outgoing VLAN Traffic . . . . . . . . . . . . . . . . . 1-64

Sending Heartbeat Packets with a Configured MAC Address . . . . . 1-65

Configuring a VLAN MAC Address with Heartbeat Interval . . . . . . . 1-66

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-66

Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-67

Verifying a VLAN MAC Address Configuration . . . . . . . . . . . . . . 1-67

2 GVRP

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2

General Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3

Per-Port Options for Handling GVRP “Unknown VLANs” . . . . . . . . 2-6

Per-Port Options for Dynamic VLAN Advertising and Joining . . . . 2-8

GVRP and VLAN Access Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10

Advertisements and Dynamic Joins . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10

Port-Leave From a Dynamic VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10

Planning for GVRP Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11

Configuring GVRP On a Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12

Menu: Viewing and Configuring GVRP . . . . . . . . . . . . . . . . . . . . . . . . . 2-12

CLI: Viewing and Configuring GVRP . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13

Web: Viewing and Configuring GVRP . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17

GVRP Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17

3 Multiple Instance Spanning-Tree Operation

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

802.1s Multiple Spanning Tree Protocol (MSTP) . . . . . . . . . . . . . . . . 3-4

MSTP Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

How MSTP Operates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7

MST Regions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7

Regions, Legacy STP and RSTP Switches, and the

Common Spanning Tree (CST) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9

MSTP Operation with 802.1Q VLANs . . . . . . . . . . . . . . . . . . . . . . 3-10

Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11

Operating Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13

MSTP Compatibility with RSTP or STP . . . . . . . . . . . . . . . . . . . . . . . . 3-14

Configuring MSTP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15

Planning an MSTP Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15

MSTP Configuration Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17

Configuring MSTP Operation Mode and Global Settings . . . . . . . . . . 3-19

Configuring MSTP Per-Port Parameters . . . . . . . . . . . . . . . . . . . . . . . 3-24

Configuring Per Port Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . 3-25

Configuring BPDU Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-28

Configuring BPDU Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-29

PVST Protection and Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-32

Configuring MST Instance Parameters . . . . . . . . . . . . . . . . . . . . . . . . . 3-37

Configuring MST Instance Per-Port Parameters . . . . . . . . . . . . . . . . . 3-39

Enabling or Disabling Spanning Tree Operation . . . . . . . . . . . . . . . . . 3-42

Enabling an Entire MST Region at Once or

Exchanging One Region Configuration for Another . . . . . . . . . . 3-42

MSTP VLAN Configuration Enhancement . . . . . . . . . . . . . . . . . . . . . . 3-44

PreConfiguring VLANs in an MST Instance . . . . . . . . . . . . . . . . . 3-45

Configuring MSTP Instances with the VLAN Range Option . . . . 3-46

Operating Notes for the VLAN Configuration Enhancement . . . 3-48

How to Save Your Current Configuration . . . . . . . . . . . . . . . . . . . 3-49

Displaying MSTP Statistics and Configuration . . . . . . . . . . . . . . . . . 3-51

Displaying Global MSTP Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-52

Displaying Detailed Port Information . . . . . . . . . . . . . . . . . . . . . . 3-54

Displaying Status for a Specific MST Instance . . . . . . . . . . . . . . . 3-55

Displaying the MSTP Configuration . . . . . . . . . . . . . . . . . . . . . . . 3-56

Troubleshooting an MSTP Configuration . . . . . . . . . . . . . . . . . . . . . . 3-60

Displaying the Change History of Root Bridges . . . . . . . . . . . . . . . . . 3-60

Displaying Debug Counters for All MST Instances . . . . . . . . . . . . . . . 3-63

Displaying Debug Counters for One MST Instance . . . . . . . . . . . . . . 3-64

Displaying Debug Counters for Ports in an MST Instance . . . . . . . . . 3-66

Field Descriptions in MSTP Debug Command Output . . . . . . . . . . . . 3-68

Troubleshooting MSTP Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-71

Loop Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-72

Configuring Loop Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-74

vii

Loop Protection in Port Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-75

Loop Protection in VLAN Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-75

Changing Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-75

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-76

Viewing Loop Protection Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-76

Displaying Loop Protection Status in Port Mode . . . . . . . . . . . . . 3-76

Displaying Loop Protection Status in VLAN Mode . . . . . . . . . . . 3-77

STP Loop Guard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-78

4 Switch Meshing

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

Switch Meshing Fundamentals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

Operating Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4

Using a Heterogeneous Switch Mesh . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6

Bringing Up a Switch Mesh Domain . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7

Further Operating Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7

Configuring Switch Meshing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8

Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8

Menu: To Configure Switch Meshing . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8

CLI: To Configure and View Switch Meshing . . . . . . . . . . . . . . . . . . . 4-11

CLI: Configuring Switch Meshing . . . . . . . . . . . . . . . . . . . . . . . . . 4-11

Viewing Switch Mesh Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12

Operating Notes for Switch Meshing . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17

Flooded Traffic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17

Unicast Packets with Unknown Destinations . . . . . . . . . . . . . . . . . . . 4-18

Spanning Tree Operation with Switch Meshing . . . . . . . . . . . . . . . . . 4-19

Filtering/Security in Meshed Switches . . . . . . . . . . . . . . . . . . . . . . . . . 4-21

IP Multicast (IGMP) in Meshed Switches . . . . . . . . . . . . . . . . . . . . . . 4-21

Static VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-21

Dynamic VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22

Jumbo Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22

Mesh Design Optimization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-23

Other Requirements and Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . 4-24

viii

5 Quality of Service: Managing Bandwidth More Effectively

Using Quality of Service Policies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

QoS Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4

QoS Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

Globally-Configured QoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7

Classifier-Based QoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8

QoS Packet Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9

Globally-Configured Packet Classification . . . . . . . . . . . . . . . . . . . . . . 5-9

Classifier-Based Match Criteria . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-10

QoS Traffic Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11

Globally-Configured Traffic Marking . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11

Layer 2 802.1p Prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11

Layer 3 DSCP Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-13

VLAN and Untagged VLAN Environments . . . . . . . . . . . . . . . . . . 5-14

Classifier-Based Traffic Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-15

Globally-Configured QoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-16

Global QoS Configuration Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . 5-16

Viewing a Global QoS Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 5-18

Global QoS Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19

Global TCP/UDP Classifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-21

Assigning an 802.1p Priority for a Global TCP/UDP Classifier . 5-22

Operating Notes on Using TCP/UDP Port Ranges . . . . . . . . . . . . 5-23

Assigning a DSCP Policy for a Global TCP/UDP Classifier . . . . 5-24

Displaying Resource Usage for QoS Policies . . . . . . . . . . . . . . . . . . . 5-30

Global IP-Device Classifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-32

Assigning a Priority for a Global IP-Device Classifier . . . . . . . . . 5-33

Assigning a DSCP Policy For a Global IP-Device Classifier . . . . 5-35

Global IP Type-of-Service Classifier . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-40

IPv4 ToS/IPv6 Traffic Class Byte . . . . . . . . . . . . . . . . . . . . . . . . . . 5-41

Assigning an 802.1p Priority for a Global

IP-Precedence Classifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-43

Assigning an 802.1p Priority for a Global IP-Diffserv Classifier 5-44

Assigning a DSCP Policy for a Global IP-Diffserv Classifier . . . 5-48

Comparison of Global IP Type-of-Service Classifiers . . . . . . . . . 5-52

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