Hp Procurve switch 2650 User manual

hp procurve

switch 2650 and switch 6108

management and

configuration guide

www.hp.com/go/hpprocurve

HP Procurve Switch 2650 and

Switch 6108

Management and Configuration Guide

Software Release H.07.01 or Greater

!Software.book Page i Thursday, October 10, 2002 6:10 PM

Hewlett-Packard Company

8000 Foothills Boulevard, m/s 5551

Roseville, California 95747-5551

http://www.hp.com/go/hpprocurve

This document contains information which is protected by

prior permission is prohibited, except as allowed under the

Publication Number

5990-3062

October 2002

Edition 1

Applicable Product

HP Procurve Switch 2650 (J4899A)

HP Procurve Switch 6108 (J4902A)

Trademark Credits

Microsoft, Windows, Windows 95, and Microsoft Windows

NT are registered trademarks of Microsoft Corporation.

Internet Explorer is a trademark of Microsoft Corporation.

Ethernet is a registered trademark of Xerox Corporation.

Netscape is a registered trademark of Netscape Corporation.

Cisco® is a trademark of Cisco Systems, Inc.

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.

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.

!Software.book Page ii Thursday, October 10, 2002 6:10 PM

iii

Contents

Getting Started

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi

Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi

Command Syntax Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi

Command Prompts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii

Screen Simulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii

Related Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii

Getting Documentation From the Web . . . . . . . . . . . . . . . . . . . . . . . . . . xix

Sources for More Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xx

Need Only a Quick Start? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi

To Set Up and Install the Switch in Your Network . . . . . . . . . . . . . . . . xxi

1 Selecting a Management Interface

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

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

Understanding Management Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

Advantages of Using the Menu Interface . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Advantages of Using the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

Advantages of Using the HP Web Browser Interface . . . . . . . . . . . . . 1-5

Advantages of Using HP TopTools for Hubs & Switches . . . . . . . . . 1-6

2 Using the Menu Interface

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

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

Starting and Ending a Menu Session . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3

How To Start a Menu Interface Session . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

How To End a Menu Session and Exit from the Console: . . . . . . . . . . 2-5

!Software.book Page iii Thursday, October 10, 2002 6:10 PM

Main Menu Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7

Screen Structure and Navigation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9

Rebooting the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12

Menu Features List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14

Where To Go From Here . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

3 Using the Command Line Interface (CLI)

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

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

Accessing the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Using the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Privilege Levels at Logon . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

Privilege Level Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

How To Move Between Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7

Listing Commands and Command Options . . . . . . . . . . . . . . . . . . . . . . 3-8

Displaying CLI "Help" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11

Configuration Commands and the Context Configuration Modes . . 3-13

CLI Control and Editing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16

4 Using the HP Web Browser Interface

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

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

General Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

Starting an HP Web Browser Interface Session with the Switch . . 4-4

Using a Standalone Web Browser in a PC or UNIX Workstation . . . . 4-4

Using HP TopTools for Hubs & Switches . . . . . . . . . . . . . . . . . . . . . . . 4-5

Tasks for Your First HP Web Browser Interface Session . . . . . . . . . 4-7

Viewing the “First Time Install” Window . . . . . . . . . . . . . . . . . . . . . . . . 4-7

Creating Usernames and Passwords in the Browser Interface . . . . . . 4-8

Online Help for the HP Web Browser Interface . . . . . . . . . . . . . . . . . 4-11

Support/Mgmt URLs Feature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12

Support URL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13

!Software.book Page iv Thursday, October 10, 2002 6:10 PM

Help and the Management Server URL . . . . . . . . . . . . . . . . . . . . . . . . 4-13

Status Reporting Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15

The Overview Window . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15

The Port Utilization and Status Displays . . . . . . . . . . . . . . . . . . . . . . . 4-16

The Alert Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19

The Status Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22

Setting Fault Detection Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-23

5 Switch Memory and Configuration

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

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2

Overview of Configuration File Management . . . . . . . . . . . . . . . . . . . 5-2

Using the CLI To Implement Configuration Changes . . . . . . . . . . . . 5-4

Using the Menu and Web Browser Interfaces To Implement

Configuration Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8

Menu: Implementing Configuration Changes . . . . . . . . . . . . . . . . . . . . 5-8

Web: Implementing Configuration Changes . . . . . . . . . . . . . . . . . . . . 5-11

Using Primary and Secondary Flash Image Options . . . . . . . . . . . . . 5-12

Displaying the Current Flash Image Data . . . . . . . . . . . . . . . . . . . . . . 5-12

OS Downloads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-14

Local OS Replacement and Removal . . . . . . . . . . . . . . . . . . . . . . . . . . 5-15

Rebooting the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-17

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19

6 Interface Access, System Information, and Friendly Port

Names

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

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2

Interface Access: Console/Serial Link, Web, and Inbound Telnet . 6-3

Menu: Modifying the Interface Access . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4

CLI: Modifying the Interface Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5

Denying Interface Access by Terminating Remote Management

Sessions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8

!Software.book Page v Thursday, October 10, 2002 6:10 PM

System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-9

Menu: Viewing and Configuring System Information . . . . . . . . . . . . . 6-10

CLI: Viewing and Configuring System Information . . . . . . . . . . . . . . 6-11

Web: Configuring System Parameters . . . . . . . . . . . . . . . . . . . . . . . . . 6-14

Using Friendly (Optional) Port Names . . . . . . . . . . . . . . . . . . . . . . . . 6-15

Configuring and Operating Rules for Friendly Port Names . . . . . . . . 6-15

Configuring Friendly Port Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-16

Displaying Friendly Port Names with Other Port Data . . . . . . . . . . . 6-18

7 Configuring IP Addressing

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2

IP Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3

Just Want a Quick Start with IP Addressing? . . . . . . . . . . . . . . . . . . . . 7-4

IP Addressing with Multiple VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4

IP Addressing in a Stacking Environment . . . . . . . . . . . . . . . . . . . . . . . 7-5

Menu: Configuring IP Address, Gateway, and Time-To-Live (TTL) . . 7-5

CLI: Configuring IP Address, Gateway, and Time-To-Live (TTL) . . . . 7-7

Web: Configuring IP Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-9

How IP Addressing Affects Switch Operation . . . . . . . . . . . . . . . . . . . . 7-9

IP Preserve: Retaining VLAN-1 IP Addressing Across Configuration

File Downloads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-14

Operating Rules for IP Preserve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-14

Globally Assigned IP Network Addresses . . . . . . . . . . . . . . . . . . . . . . 7-18

8 Time Protocols

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2

TimeP Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2

SNTP Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2

Overview: Selecting a Time Synchronization Protocol or Turning Off

Time Protocol Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3

General Steps for Running a Time Protocol on the Switch: . . . . . . . . 8-3

Disabling Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-4

!Software.book Page vi Thursday, October 10, 2002 6:10 PM

vii

SNTP: Viewing, Selecting, and Configuring . . . . . . . . . . . . . . . . . . . . . 8-4

Menu: Viewing and Configuring SNTP . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5

CLI: Viewing and Configuring SNTP . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-8

TimeP: Viewing, Selecting, and Configuring . . . . . . . . . . . . . . . . . . . . 8-13

Menu: Viewing and Configuring TimeP . . . . . . . . . . . . . . . . . . . . . . . . 8-14

CLI: Viewing and Configuring TimeP . . . . . . . . . . . . . . . . . . . . . . . . . . 8-16

SNTP Unicast Time Polling with Multiple SNTP Servers . . . . . . . . 8-21

Address Prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-21

Adding and Deleting SNTP Server Addresses . . . . . . . . . . . . . . . . . . . 8-21

Menu: Operation with Multiple SNTP Server Addresses . . . . . . . . . . 8-23

SNTP Messages in the Event Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-23

9 Optimizing Traffic Flow with Port Controls, Port

Trunking, and Port-Based Priority

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2

Viewing Port Status and Configuring Port Parameters . . . . . . . . . . . 9-2

Menu: Viewing Port Status and Configuring Port Parameters . . . . . . 9-5

CLI: Viewing Port Status and Configuring Port Parameters . . . . . . . . 9-6

Web: Viewing Port Status and Configuring Port Parameters . . . . . . . 9-9

Port Trunking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-10

Switches 2650 and 6108 Port Trunk Features and Operation . . . . . . 9-11

Trunk Configuration Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-12

Menu: Viewing and Configuring a Static Trunk Group . . . . . . . . . . . . 9-16

CLI: Viewing and Configuring Port Trunk Groups . . . . . . . . . . . . . . . 9-18

Web: Viewing Existing Port Trunk Groups . . . . . . . . . . . . . . . . . . . . . 9-24

Trunk Group Operation Using LACP . . . . . . . . . . . . . . . . . . . . . . . . . . 9-25

Trunk Group Operation Using the “Trunk” Option . . . . . . . . . . . . . . . 9-31

Trunk Operation Using the “FEC” Option . . . . . . . . . . . . . . . . . . . . . . 9-31

How the Switch Lists Trunk Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-32

Outbound Traffic Distribution Across Trunked Links . . . . . . . . . . . . 9-32

Configuring Port-Based Priority for Incoming Packets . . . . . . . . . 9-34

Messages Related to Prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-38

Troubleshooting Prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-38

!Software.book Page vii Thursday, October 10, 2002 6:10 PM

viii

10 Configuring for Network Management Applications

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1

Using SNMP Tools To Manage the Switch . . . . . . . . . . . . . . . . . . . . . . 10-2

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-2

SNMP Management Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3

Configuring for SNMP Access to the Switch . . . . . . . . . . . . . . . . . . . . 10-3

SNMP Communities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-4

Trap Receivers and Authentication Traps . . . . . . . . . . . . . . . . . . . . . 10-8

Advanced Management: RMON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-12

CDP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-13

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-13

CDP Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-14

General CDP Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-15

Outgoing Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-15

Incoming CDP Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-16

Configuring CDP on the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-19

Viewing the Switch’s Current CDP Configuration . . . . . . . . . . . . . . 10-20

Viewing the Switch’s Current CDP Neighbors Table . . . . . . . . . . . . 10-20

Clearing (Resetting) the CDP Neighbors Table . . . . . . . . . . . . . . . . . 10-21

Configuring CDP Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-22

Effect of Spanning Tree (STP) On CDP Packet Transmission . . . . 10-24

Selection of the IP Address in Outbound CDP Packets . . . . . . . . . . 10-25

CDP Neighbor Data and MIB Objects . . . . . . . . . . . . . . . . . . . . . . . . . 10-26

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-28

11 Port-Based Virtual LANs (VLANs) and GVRP

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-3

Port-Based Virtual LANs (Static VLANs) . . . . . . . . . . . . . . . . . . . . . . 11-4

Overview of Using VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-7

Menu: Configuring VLAN Parameters . . . . . . . . . . . . . . . . . . . . . . . . . 11-11

CLI: Configuring VLAN Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . 11-16

Web: Viewing and Configuring VLAN Parameters . . . . . . . . . . . . . . 11-22

VLAN Tagging Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-23

!Software.book Page viii Thursday, October 10, 2002 6:10 PM

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