HP 3500YL User Manual

HP ProCurve Switch Software

Multicast and Routing Guide

3500 switches 3500yl switches 5400zl switches 6200yl switches 6600 switches 8200zl switches

Software version K.14.34 September 2009

HP ProCurve

3500 Switches 3500yl Switches 5400zl Switches 6200yl Switch 6600 Switches 8200zl Switches

September 2009

K.14.34

Multicast and Routing Guide

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 HewlettPackard.

Publication Number

5992-3062 September 2009

Applicable Products

HP ProCurve Switch 3500-24 (J9470A) HP ProCurve Switch 3500-48 (J9472A) HP ProCurve Switch 3500-24-PoE (J9471A) HP ProCurve Switch 3500-48-PoE (J9473A) HP ProCurve Switch 3500yl-24G-PWR (J8692A) HP ProCurve Switch 3500yl-48G-PWR (J8693A) HP ProCurve Switch 5406zl (J8697A) HP ProCurve Switch 5406zl-48G-PoE+ (J9447A) HP ProCurve Switch 5412zl (J8698A) HP ProCurve Switch 5412zl-96G-PoE+ (J9448A) HP ProCurve Switch 6200yl-24G (J8992A) HP ProCurve Switch 8206zl (J9475A) HP ProCurve Switch 8212zl (J8715A/B) HP ProCurve Switch 6600-24G (J9263A) HP ProCurve Switch 6600-24G-4XG (J9264A) HP ProCurve Switch 6600-24G-24XG (J9265A) HP ProCurve Switch 6600-48G (J9451A) HP ProCurve Switch 6600-48G-4XG (J9452A)

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.

Warranty

See the Customer Support/Warranty booklet included with the product.

A copy of the specific warranty terms applicable to your Hewlett-Packard products and replacement parts can be obtained from your HP Sales and Service Office or authorized dealer.

HP ProCurve 24-Port 10/100/1000 PoE+ zl Module (J9307A) HP ProCurve 20-Port 10/100/1000 PoE+/4-Port

MiniGBIC zl Module (J9308A) HP ProCurve 4-Port 10GbE SFP+ zl Module (J9309A) HP ProCurve 24-Port 10/100 PoE+ zl Module (J9478A)

Trademark Credits

Microsoft, Windows, and Microsoft Windows NT are US registered trademarks of Microsoft Corporation.

Hewlett-Packard Company 8000 Foothills Boulevard, m/s 5551 Roseville, California 95747-5551 http://www.procurve.com

Product Documentation

About Your Switch Manual Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii

Printed Publications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii

Electronic Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii

Software Feature Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii

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 Examples . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Sources for More Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

Getting Documentation From the Web . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

Online Help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

Menu Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

Command Line Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

Web Browser Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

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

2 Multimedia Traffic Control with IP

Multicast (IGMP)

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

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

IGMP General Operation and Features . . . . . . . . . . . . . . . . . . . . . . . . . 2-3

IGMP Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

IGMP Operating Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5

Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5

Enhancements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5

Number of IP Multicast Addresses Allowed . . . . . . . . . . . . . . . . . . 2-6

Number of Multicast Filters Allowed . . . . . . . . . . . . . . . . . . . . . . . 2-6

CLI: Configuring and Displaying IGMP . . . . . . . . . . . . . . . . . . . . . . . . . 2-7

How IGMP Operates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12

Operation With or Without IP Addressing . . . . . . . . . . . . . . . . . . . . . . 2-13

Automatic Fast-Leave IGMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

Forced Fast-Leave IGMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17

Configuring Delayed Group Flush . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18

IGMP Proxy Forwarding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19

How IGMP Proxy Forwarding Works . . . . . . . . . . . . . . . . . . . . . . 2-19

CLI Commands for IGMP Proxy Configuration . . . . . . . . . . . . . . 2-21

VLAN Context Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22

IGMP Proxy Show Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-23

Operating Notes for IGMP Proxy Forwarding . . . . . . . . . . . . . . . 2-24

Using the Switch as Querier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-27

Excluding Well-Known or Reserved

Multicast Addresses from IP Multicast Filtering . . . . . . . . . . . . . . . 2-28

3 PIM-DM (Dense Mode)

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

Feature Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

PIM-DM Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

Multicast Flow Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7

General Configuration Elements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9

Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9

PIM-DM Operating Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10

Configuring PIM-DM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11

Global and PIM Configuration Contexts . . . . . . . . . . . . . . . . . . . . . . . 3-12

PIM VLAN (Interface) Configuration Context . . . . . . . . . . . . . . . . . . . 3-15

Displaying PIM Data and Configuration Settings . . . . . . . . . . . . . . . 3-22

Displaying PIM Route Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-23

Displaying PIM Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-28

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-35

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-37

Messages Related to PIM Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-38

Applicable RFCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-41

Exceptions to Support for RFC 2932 - Multicast Routing MIB . . 3-42

4 PIM-SM (Sparse Mode)

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

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

Feature Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5

Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6

PIM-SM Operation and Router Types . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9

PIM-SM Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9

Rendezvous-Point Tree (RPT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9

Shortest-Path Tree (SPT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10

Restricting Multicast Traffic to Rendezvous-Point

Trees (RPTs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11

Maintaining an Active Route for Multicast Group Members . . . 4-11

Border Routers and Multiple PIM-SM Domains . . . . . . . . . . . . . . 4-12

PIM-SM Router Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12

Designated Router (DR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12

Bootstrap Router (BSR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13

Rendezvous Point (RP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14

vii

Static Rendezvous Point (Static-RP) . . . . . . . . . . . . . . . . . . . . . . . 4-17

Operating Rules and Recommendations . . . . . . . . . . . . . . . . . . . . . . . . 4-19

Configuration Steps for PIM-SM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20

Planning Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20

Per-Router Global Configuration Context . . . . . . . . . . . . . . . . . . . . . . 4-20

Per-VLAN PIM-SM Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-21

Router PIM Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-23

Configuring PIM-SM on the Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25

Global Configuration Context for Supporting PIM-SM . . . . . . . . . . . 4-26

Global Configuration Context Commands . . . . . . . . . . . . . . . . . . 4-26

Example of Configuring for PIM Support at the Global Level . . 4-27

VLAN Context Commands for Configuring PIM-SM . . . . . . . . . . . . . . 4-28

Enabling or Disabling IGMP in a VLAN . . . . . . . . . . . . . . . . . . . . . 4-28

Enabling or Disabling PIM-SM Per-VLAN . . . . . . . . . . . . . . . . . . . 4-29

Changing the Interval for PIM-SM Neighbor Notification . . . . . 4-30

Changing the Randomized Delay Setting for

PIM-SM Neighbor Notification . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-31

Changing the PIM-SM Neighbor Timeout Interval . . . . . . . . . . . . 4-31

Enabling or Disabling LAN Prune Delay . . . . . . . . . . . . . . . . . . . . 4-32

Changing the LAN-Prune-Delay Interval . . . . . . . . . . . . . . . . . . . . 4-33

Changing the DR (Designated Router) Priority . . . . . . . . . . . . . . 4-33

Example of Configuring PIM-SM Support in a VLAN Context . . 4-34

Router PIM Context Commands for Configuring PIM-SM Operation 4-35

Configuring a BSR Candidate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-35

Configuring Candidate-RPs on PIM-SM Routers . . . . . . . . . . . . . 4-37

Enabling, Disabling, or Changing Router PIM

Notification Traps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-41

Changing the Global Join-Prune Interval on the Router . . . . . . . 4-42

Changing the Shortest-Path Tree (SPT) Operation . . . . . . . . . . . . . . . 4-42

Statically Configuring an RP To Accept Multicast Traffic . . . . . . . . . 4-42

Example of Configuring PIM-SM Support in the

Router PIM Context . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-43

viii

Displaying PIM-SM Data and Configuration Settings . . . . . . . . . . . 4-46

Displaying Multicast Route Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-47

Listing Basic Route Data for Active Multicast Groups . . . . . . . . 4-47

Listing Data for an Active Multicast Group . . . . . . . . . . . . . . . . . 4-48

Listing All VLANs Having Currently Active PIM Flows . . . . . . . . 4-50

Displaying PIM-Specific Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-51

Displaying the Current PIM status and Global Configuration . . 4-51

Displaying Current PIM Entries Existing In the Multicast

Routing Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-52

Displaying a Specific PIM Entry Stored in the Multicast

Routing Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-53

Listing Currently Configured PIM Interfaces . . . . . . . . . . . . . . . . 4-55

Displaying IP PIM VLAN Configurations . . . . . . . . . . . . . . . . . . . 4-55

Displaying PIM Neighbor Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-57

Displaying Pending Join Requests . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-59

Displaying BSR Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-61

Displaying BSR Status and Configuration . . . . . . . . . . . . . . . . . . 4-61

Listing Non-Default BSR Configuration Settings . . . . . . . . . . . . . 4-62

Displaying the Current RP Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-63

Displaying Candidate-RP Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-65

Displaying the Router’s Candidate-RP Status

and Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-65

Listing Non-Default C-RP Configuration Settings . . . . . . . . . . . . 4-66

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-67

Event Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-68

5 IP Routing Features

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

Overview of IP Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

IP Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7

IP Tables and Caches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7

ARP Cache Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8

IP Route Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8

IP Forwarding Cache . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9

IP Route Exchange Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-10

IP Global Parameters for Routing Switches . . . . . . . . . . . . . . . . . . . . 5-10

ARP Age Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12

IP Interface Parameters for Routing Switches . . . . . . . . . . . . . . . . . . 5-14

Configuring IP Parameters for Routing Switches . . . . . . . . . . . . . . . 5-15

Configuring IP Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-15

Changing the Router ID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-15

Configuring ARP Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-17

How ARP Works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-17

Enabling Proxy ARP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19

Enabling Local Proxy ARP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19

CLI Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-20

Configuring Forwarding Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . 5-21

Changing the TTL Threshold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-21

Enabling Forwarding of Directed Broadcasts . . . . . . . . . . . . . . . 5-21

Configuring ICMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-22

Disabling ICMP Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-22

Disabling Replies to Broadcast Ping Requests . . . . . . . . . . . . . . . 5-22

Disabling ICMP Destination Unreachable Messages . . . . . . . . . . 5-23

Disabling ICMP Redirects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24

Configuring Static IP Routes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24

Static Route Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24

Other Sources of Routes in the Routing Table . . . . . . . . . . . . . . . . . . 5-25

Static IP Route Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-25

Static Route States Follow VLAN States . . . . . . . . . . . . . . . . . . . . . . . 5-26

Configuring a Static IP Route . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-26

Configuring Equal Cost Multi-Path (ECMP) Routing for Static

IP Routes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-28

Displaying Static Route Information . . . . . . . . . . . . . . . . . . . . . . . . . . 5-29

Configuring the Default Route . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-29

Configuring RIP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-30

Overview of RIP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-30

RIP Parameters and Defaults . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-31

RIP Global Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-31

RIP Interface Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-31

Configuring RIP Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-32

Enabling RIP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-32

Enabling IP RIP on a VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-33

Changing the RIP Type on a VLAN Interface . . . . . . . . . . . . . . . . 5-33

Changing the Cost of Routes Learned on a VLAN Interface . . . . 5-33

Configuring RIP Redistribution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-34

Define RIP Redistribution Filters . . . . . . . . . . . . . . . . . . . . . . . . . . 5-34

Modify Default Metric for Redistribution . . . . . . . . . . . . . . . . . . . 5-35

Enable RIP Route Redistribution . . . . . . . . . . . . . . . . . . . . . . . . . . 5-35

Changing the Route Loop Prevention Method . . . . . . . . . . . . . . . . . . 5-36

Displaying RIP Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-37

Displaying General RIP Information . . . . . . . . . . . . . . . . . . . . . . . 5-37

Displaying RIP Interface Information . . . . . . . . . . . . . . . . . . . . . . 5-39

Displaying RIP Peer Information . . . . . . . . . . . . . . . . . . . . . . . . . . 5-40

Displaying RIP Redistribution Information . . . . . . . . . . . . . . . . . 5-42

Displaying RIP Redistribution Filter (restrict) Information . . . . 5-42

Configuring OSPF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-43

Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-44

Overview of OSPF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-46

OSPF Router Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-47

Interior Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-47

Area Border Routers (ABRs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-47

Autonomous System Boundary Router (ASBR) . . . . . . . . . . . . . 5-48

Designated Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-48

OSPF Area Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-50

Backbone Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-51

Normal Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-51

Not-So-Stubby-Area (NSSA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-52

Stub Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-53

OSPF RFC Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-53

Reducing AS External LSAs and Type-3 Summary LSAs . . . . . . . . . . 5-53

Algorithm for AS External LSA Reduction . . . . . . . . . . . . . . . . . . 5-54

Replacing Type-3 Summary LSAs and Type-7 Default External

LSAs with a Type-3 Default Route LSA . . . . . . . . . . . . . . . . . . . . . 5-55

Equal Cost Multi-Path Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-56

Dynamic OSPF Activation and Configuration . . . . . . . . . . . . . . . . . . . 5-58

General Configuration Steps for OSPF . . . . . . . . . . . . . . . . . . . . . . . . . 5-59

Configuration Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-60

OSPF Global and Interface Settings . . . . . . . . . . . . . . . . . . . . . . . 5-60

Configuring OSPF on the Routing Switch . . . . . . . . . . . . . . . . . . . . . . 5-62

1. Enable IP Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-62

2. Enable Global OSPF Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-62

3. Changing the RFC 1583 OSPF Compliance Setting . . . . . . . . . 5-63

4. Assign the Routing Switch to OSPF Areas . . . . . . . . . . . . . . . . 5-65

5. Assign VLANs and/or Subnets to Each Area . . . . . . . . . . . . . . 5-69

6. Optional: Assigning Loopback Addresses to an Area . . . . . . . 5-71

7. Optional: Configure for External Route Redistribution in

an OSPF Domain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-73

8. Optional: Configure Ranges on an ABR To Reduce

Advertising to the Backbone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-76

9. Optional: Influence Route Choices by Changing the

Administrative Distance Default . . . . . . . . . . . . . . . . . . . . . . . . . . 5-79

10: Optional: Change OSPF Trap Generation Choices . . . . . . . . 5-80

11. Optional: Adjust Performance by Changing the VLAN

or Subnet Interface Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-81

12. Optional: Configuring OSPF Interface Authentication . . . . . . . . . 5-86

13. Configuring an ABR To Use a Virtual Link to the Backbone . . . . 5-88

Configuring a Virtual Link . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-89

Optional: Adjust Virtual Link Performance by Changing

the Interface Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-90

Configuring OSPF Authentication on a Virtual Link . . . . . . . . . . 5-93

OSPF Passive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-96

Displaying OSPF Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-97

Displaying General OSPF Configuration Information . . . . . . . . . 5-98

Displaying OSPF Area Information . . . . . . . . . . . . . . . . . . . . . . . . 5-99

Displaying OSPF External Link State Information . . . . . . . . . . 5-100

Displaying OSPF Interface Information . . . . . . . . . . . . . . . . . . . 5-102

Displaying OSPF Interface Information for a Specific VLAN

or IP Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-104

Displaying OSPF Packet Statistics for a Subnet or VLAN . . . . 5-105

Displaying OSPF Link State Information . . . . . . . . . . . . . . . . . . 5-108

Displaying OSPF Neighbor Information . . . . . . . . . . . . . . . . . . . 5-111

Displaying OSPF Redistribution Information . . . . . . . . . . . . . . . 5-113

Displaying OSPF Redistribution Filter (restrict) Information . 5-113

Displaying OSPF Virtual Neighbor Information . . . . . . . . . . . . . 5-114

Displaying OSPF Virtual Link Information . . . . . . . . . . . . . . . . . 5-115

xii

Displaying OSPF SPF Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . 5-117

Displaying OSPF Route Information . . . . . . . . . . . . . . . . . . . . . . 5-119

Displaying OSPF Traps Enabled . . . . . . . . . . . . . . . . . . . . . . . . . 5-121

Debugging OSFP Routing Messages . . . . . . . . . . . . . . . . . . . . . . 5-121

OSPF Equal-Cost Multipath (ECMP) for Different Subnets Available Through the Same

Next-Hop Routes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-121

Displaying the Current IP Load-Sharing Configuration . . . . . . 5-123

Configuring IRDP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-124

Enabling IRDP Globally . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-125

Enabling IRDP on an Individual VLAN Interface . . . . . . . . . . . . . . . 5-125

Displaying IRDP Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-126

Configuring DHCP Relay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-127

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-127

DHCP Packet Forwarding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-127

Unicast Forwarding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-127

Broadcast Forwarding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-128

Prerequisites for DHCP Relay Operation . . . . . . . . . . . . . . . . . . . . . . 5-128

Enabling DHCP Relay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-128

Configuring a BOOTP/DHCP Relay Gateway . . . . . . . . . . . . . . . . . . 5-128

Displaying the BOOTP Gateway . . . . . . . . . . . . . . . . . . . . . . . . . 5-129

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-130

Configuring an IP Helper Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-131

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-131

Hop Count in DHCP Requests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-131

Disabling the Hop Count in DHCP Requests . . . . . . . . . . . . . . . 5-131

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-132

Verifying the DHCP Relay Configuration . . . . . . . . . . . . . . . . . . . . . . 5-132

Displaying the DHCP Relay Setting . . . . . . . . . . . . . . . . . . . . . . . 5-132

Displaying DHCP Helper Addresses . . . . . . . . . . . . . . . . . . . . . . 5-133

Displaying the Hop Count Setting . . . . . . . . . . . . . . . . . . . . . . . . 5-134

DHCP Option 82 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-134

Option 82 Server Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-135

Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-136

General DHCP Option 82 Requirements and Operation . . . . . . 5-137

xiii

Option 82 Field Content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-138

Forwarding Policies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-141

Configuration Options for Managing DHCP Client Request

Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-141

Multiple Option 82 Relay Agents in a Client Request Path . . . . 5-142

Validation of Server Response Packets . . . . . . . . . . . . . . . . . . . . 5-143

Multinetted VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-145

Configuring Option 82 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-145

Example of Option 82 Configuration . . . . . . . . . . . . . . . . . . . . . . 5-147

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-148

UDP Broadcast Forwarding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-150

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-150

Subnet Masking for UDP Forwarding Addresses . . . . . . . . . . . . . . . 5-151

Configuring and Enabling UDP Broadcast Forwarding . . . . . . . . . . 5-152

Globally Enabling UDP Broadcast Forwarding . . . . . . . . . . . . . 5-152

Configuring UDP Broadcast Forwarding on Individual VLANs 5-152

Displaying the Current IP Forward-Protocol Configuration . . . . . . 5-154

Operating Notes for UDP Broadcast Forwarding . . . . . . . . . . . . . . . 5-155

Messages Related to UDP Broadcast Forwarding . . . . . . . . . . . . . . 5-155

xiv

6 Virtual Router Redundancy Protocol (VRRP)

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3

Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4

General Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5

Virtual Router (VR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8

Virtual IP Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8

Master Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-9

Owner Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-10

Backup Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-10

Virtual Router MAC Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-10

VRRP and ARP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-11

General Operating Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-11

Steps for Provisioning VRRP Operation . . . . . . . . . . . . . . . . . . . . . . . . 6-13

Basic Configuration Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-13

Example Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-15

Associating More Than One Virtual IP Address

With a VR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-17

Configuring VRRP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-18

Enabling VRRP in the Global Configuration Context . . . . . . . . . . . . . 6-18

Creating a VR and Entering the VR Context . . . . . . . . . . . . . . . . . . . . 6-19

Configuring a VR Instance on a VLAN Interface . . . . . . . . . . . . . . . . . 6-20

Changing VR Advertisement Interval and Source IP Address . . 6-23

Preempt Mode on VRRP Backup Routers . . . . . . . . . . . . . . . . . . . 6-25

Enabling or Disabling VRRP Operation on a VR . . . . . . . . . . . . . 6-25

Dynamically Changing the Priority of the VR . . . . . . . . . . . . . . . . . . . 6-26

CLI Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-27

Configuring Track Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-27

Configuring Track VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-28

Removing all Tracked Entities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-28

Failover Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-29

Failback Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-29

Displaying VRRP Tracked Entities . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-30

Using the Pre-empt Delay Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-31

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-31

When OSPF is Also Enabled on the VRRP Routers . . . . . . . . . . . . . . 6-31

Configuring the Pre-empt Delay Timer . . . . . . . . . . . . . . . . . . . . . . . . . 6-31

VRRP Preempt Mode with LACP and Older ProCurve Devices . 6-32

What Occurs at Startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-32

Selecting a Value for the PDT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-33

Possible Configuration Scenarios . . . . . . . . . . . . . . . . . . . . . . . . . 6-34

When the Preempt Delay Time is not Applicable . . . . . . . . . . . . 6-34

Backward Compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-34

Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-35

Displaying VRRP Configuration and Statistics Data . . . . . . . . . . . . 6-36

VRRP Configuration Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-36

Displaying the VRRP Global Configuration . . . . . . . . . . . . . . . . . 6-36

Displaying All VR Configurations on the Router . . . . . . . . . . . . . 6-36

Displaying a Specific VR Configuration . . . . . . . . . . . . . . . . . . . . 6-38

VRRP Statistics Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-39

Displaying Global VRRP Statistics Only . . . . . . . . . . . . . . . . . . . . 6-39

Displaying Statistics for All VRRP Instances on the Router . . . . 6-40

Displaying Statistics for All VRRP Instances in a VLAN . . . . . . . 6-42

Displaying Statistics for a Specific VRRP Instance . . . . . . . . . . . 6-43

Displaying the “Near-Failovers” Statistic . . . . . . . . . . . . . . . . . . . 6-43

Debug Command with VRRP Option . . . . . . . . . . . . . . . . . . . . . . . . . . 6-44

Standards Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-45

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-46

Dynamic Priority Change Operating Notes . . . . . . . . . . . . . . . . . . . . . 6-47

Event Log Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-48

Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-50

Track Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-50

Index

xvi

Product Documentation

About Your Switch Manual Set

Note For the latest version of all ProCurve switch documentation, including

Release Notes covering recently added features, please visit the ProCurve Networking Web site at www.procurve.com/manuals.

Printed Publications

The two publications listed below are printed and shipped with your switch. The latest version of each is also available in PDF format on the ProCurve Web site, as described in the Note at the top of this page.

■ Read Me First—Provides software update information, product notes,

and other information.

■ Installation and Getting Started Guide—Explains how to prepare for

and perform the physical installation and connect the switch to your network.

Electronic Publications

The latest version of each of the publications listed below is available in PDF format on the ProCurve Web site, as described in the Note at the top of this page.

■ Management and Configuration Guide—Describes how to configure,

manage, and monitor basic switch operation.

■ Advanced Traffic Management Guide—Explains how to configure traffic

management features such as VLANs, MSTP, QoS, and Meshing.

■ Multicast and Routing Guide—Explains how to configure IGMP, PIM, IP

routing, and VRRP 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.

■ Command Line Interface Reference Guide—Provides a comprehensive

description of CLI commands, syntax, and operations.

■ Event Log Message Reference Guide—Provides a comprehensive descrip-

tion of event log messages.

■ Release Notes—Describe new features, fixes, and enhancements that

become available between revisions of the main product guide.

xvii

Software Feature Index

For the software manual set supporting your 3500/3500yl/5400zl/6200yl/6600/ 8200zl switch model, this feature index indicates which manual to consult for information on a given software feature.

Note This Index does not cover IPv6 capable software features. For information on

IPv6 protocol operations and features (such as DHCPv6, DNS for IPv6, Ping6, and MLD Snooping), refer to the IPv6 Configuration Guide.

Intelligent Edge Software Features. These features are automatically included on all switches.

Premium License Software Features. For the HP ProCurve 3500, 3500yl, 5400zl, 6600, and 8200zl switches, Premium License features can be acquired by purchasing the optional Premium License and installing it on the Intelligent Edge version of these switches. (These features are automatically included on the HP ProCurve 6200yl switches.)

Premium License Software Features

OSPF

PIM-DM (Dense Mode)

PIM-SM (Sparse Mode)

QinQ (Provider Bridging)

VRRP X

Management

and

Configuration

Advanced

Management

Intelligent Edge Software Features

802.1Q VLAN Tagging

802.1X Port-Based Priority X

Management

and

Configuration

Management

Manual

Traffic

Manual

Advanced

Traffic

Multicast and

Routing

Multicast and

Routing

xviii

Access

Security

Guide

Access

Security

Guide

Intelligent Edge Software Features

Management

and

Configuration

Manual

Advanced

Traffic

Management

Multicast and

Routing

Access

Security

Guide

802.1X Multiple Authenticated Clients Per Port

Access Control Lists (ACLs)

AAA Authentication

Authorized IP Managers

Authorized Manager List (Web, Telnet, TFTP)

Auto MDIX Configuration X

BOOTP

Config File

Console Access

Copy Command

Core Dump

CoS (Class of Service)

Debug

DHCP Configuration

DHCP Option 82

DHCP Snooping

DHCP/Bootp Operation

Diagnostic Tools

Distributed Trunking

Downloading Software

Dynamic ARP Protection

Dynamic Configuration Arbiter

Dynamic IP Lockdown

Eavesdrop Protection

Equal Cost Multi-Path (ECMP)

Event Log X

xix

Intelligent Edge Software Features

Management

and

Configuration

Manual

Advanced

Traffic

Management

Multicast and

Routing

Access

Security

Guide

Factory Default Settings

Flow Control (802.3x)

File Management

File Transfers

Friendly Port Names

Guaranteed Minimum Bandwidth (GMB)

GVRP

Identity-Driven Management (IDM)

IGMP

Interface Access (Telnet, Console/Serial, Web)

IP Addressing

IP Routing

Jumbo Packets

Key Management System (KMS)

LACP

LLDP

LLDP-MED

Loop Protection

MAC Address Management

MAC Lockdown

MAC Lockout

MAC-based Authentication

Management VLAN

Meshing

Monitoring and Analysis

Multicast Filtering

Intelligent Edge Software Features

Management

and

Configuration

Manual

Advanced

Traffic

Management

Multicast and

Routing

Access

Security

Guide

Multiple Configuration Files

Network Management Applications (SNMP)

Out-of-Band Management (OOBM)

OpenView Device Management

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)

Power over Ethernet (PoE and PoE+)

Protocol Filters

Protocol VLANS

Quality of Service (QoS)

RADIUS Authentication and Accounting

RADIUS-Based Configuration

Rate-Limiting

RIP

RMON 1,2,3,9

Routing

Routing - IP Static

SavePower Features

Secure Copy

xxi

Intelligent Edge Software Features

Management

and

Configuration

Manual

Advanced

Traffic

Management

Multicast and

Routing

Access

Security

Guide

sFlow

SFTP

SNMPv3

Software Downloads (SCP/SFTP, TFPT, Xmodem)

Source-Port Filters

Spanning Tree (STP, RSTP, MSTP)

SSHv2 (Secure Shell) Encryption

SSL (Secure Socket Layer)

Stacking (3500/3500yl/6200yl/6600 switches only)

Syslog

System Information

TACACS+ Authentication

Telnet Access

TFTP

Time Protocols (TimeP, SNTP)

Traffic Mirroring

Traffic/Security Filters

Troubleshooting

Uni-Directional Link Detection (UDLD)

UDP Forwarder

USB Device Support

Virus Throttling (Connection-Rate Filtering)

VLANs

VLAN Mirroring (1 static VLAN)

Voice VLAN

Web Authentication RADIUS Support

xxii

Intelligent Edge Software Features

Management

and

Configuration

Manual

Advanced

Traffic

Management

Multicast and

Routing

Access

Security

Guide

Web-based Authentication

Web UI X

xxiii

xxiv

Getting Started