Configuring IP Addressing

547 Pages·2003·6.95 MB·English

Management and
Configuration Guide
HP ProCurve
Series 4100GL Switches
Series 2600 Switches
Switch 6108
www.hp.com/go/hpprocurve

HP ProCurve
Series 4100GL Switches
Series 2600 Switches
Switch 6108
May 2003
Management and Configuration Guide
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Contents
1 Getting Started
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

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

About the Feature Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Command Syntax Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Command Prompts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

Screen Simulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

Port Identity Convention for Examples . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

Related Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

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

Sources for More Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

Need Only a Quick Start? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8

2 Selecting a Management Interface

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

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

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

Advantages of Using the Menu Interface . . . . . . . . . . . . . . . . . . . . . . . . 2-3

Advantages of Using the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

Advantages of Using the HP Web Browser Interface . . . . . . . . . . . . . 2-5

Advantages of Using HP TopTools for Hubs & Switches . . . . . . . . . 2-6

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3 Using the Menu Interface
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

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

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

How To Start a Menu Interface Session . . . .. . . . . . . . . . . . . . . . . . . . . 3-4

How To End a Menu Session and Exit from the Console: . . . . . . . . . . 3-5

Main Menu Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7

Screen Structure and Navigation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9

Rebooting the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12

Menu Features List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14

Where To Go From Here . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15

4 Using the Command Line Interface (CLI)
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

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

Accessing the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

Using the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2

Privilege Levels at Logon . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

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

How To Move Between Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7

Listing Commands and Command Options . . . . . . . . . . . . . . . . . . . . . . 4-8

Displaying CLI "Help" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11

Configuration Commands and the Context Configuration Modes . . 4-13

CLI Control and Editing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-16

5 Using the HP Web Browser Interface
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

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

General Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3

Starting an HP Web Browser Interface Session with the Switch . . 5-4

Using a Standalone Web Browser in a PC or UNIX Workstation . . . . 5-4

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

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Tasks for Your First HP Web Browser Interface Session . . . . . . . . . 5-7

Viewing the “First TimeInstall”Window . . . . . . . . . . . . . . . . . . . . . . . . 5-7

Creating Usernames and Passwords in the Browser Interface . . . . . . 5-8

Online Help for the HP Web Browser Interface . . . . . . . . . . . . . . . . . 5-11

Support/Mgmt URLs Feature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12

Support URL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-13

Helpand the Management ServerURL . . . . . . . . . . . . . . . . . . . . . . . . 5-13

Status Reporting Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-15

The Overview Window . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . 5-15

The PortUtilizationand Status Displays . . . . . . . . . . . . . . . . . . . . . . . 5-16

The Alert Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19

The Status Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-22

Setting Fault Detection Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-23

6 Switch Memory and Configuration
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1

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

Overview of Configuration File Management . . . . . . . . . . . . . . . . . . . 6-2

Using the CLI To Implement Configuration Changes . . . . . . . . . . . . 6-5

Using the Menu and Web Browser Interfaces To Implement

Configuration Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8

Configuration Changes Using the Menu Interface . . . . . . . . . . . . . . . . 6-8

Configuration Changes Using the Web Browser Interface . . . . . . . . 6-11

Using Primary and Secondary Flash Image Options . . . . . . . . . . . . . 6-12

Displaying the Current Flash Image Data . . . . . . . . . . . . . . . . . . . . . . 6-12

OS Downloads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-14

Local OS Replacement and Removal . . . . . . . . . . . . . . . . . . . . . . . . . . 6-15

Rebooting the Switch . .. . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-17

Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-19

v
7 Interface Access, System Information, and Friendly
Port Names
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

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

Interface Access: Console/Serial Link, Web, and Telnet . . . . . . . . . 7-3

Menu: ModifyingtheInterface Access . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4

CLI: Modifying the InterfaceAccess . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-5

Denying Interface Access by Terminating Remote Management

Sessions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-8

System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-9

Menu: Viewing and Configuring System Information . . . . . . . . . . . . . 7-10

CLI: Viewing and Configuring System Information . . . . . . . . . . . . . . 7-11

Web: Configuring System Parameters . . . . . . . . . . . . . . . . . . . . . . . . . 7-14

Using Friendly (Optional) Port Names . . . . . . . . . . . . . . . . . . . . . . . . 7-15

Configuring and Operating Rules for Friendly Port Names . . . . . . . . 7-15

Configuring Friendly Port Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-16

Displaying Friendly Port Names with Other Port Data . . . . . . . . . . . 7-18

8 Configuring IP Addressing
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1

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

IP Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3

Just Want a Quick Start withIP Addressing? . . . . . . . . . . . . . . . . . . . . 8-4

IP Addressing with Multiple VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-4

IP Addressing in a Stacking Environment . . . . . . . . . . . . . . . . . . . . . . . 8-5

Menu: Configuring IP Address, Gateway, and Time-To-Live (TTL) . . 8-5

CLI: Configuring IP Address, Gateway, and Time-To-Live (TTL) . . . . 8-7

Web: Configuring IP Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-11

How IP Addressing Affects SwitchOperation . . . . . . . . . . . . . . . . . . . 8-11

DHCP/Bootp Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-12

Network Preparations for Configuring DHCP/Bootp . . . . . . . . . 8-15

IP Preserve: Retaining VLAN-1 IP Addressing Across

Configuration File Downloads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-16

Globally Assigned IP Network Addresses . . . . . . . . . . . . . . . . . . . . . . 8-20

vi
9 Time Protocols
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1

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

TimeP Time Synchronization. . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2

SNTP Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2

Overview: Selecting a Time Synchronization Protocol or

Turning Off Time Protocol Operation . . . . . . . . . . . . . . . . . . . . . . . . . . 9-3

General Steps for Running a Time Protocol on the Switch: . . . . . . . . 9-3

Disabling Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-4

SNTP: Viewing, Selecting, and Configuring . . . . . . . . . . . . . . . . . . . . . 9-4

Menu: Viewing and Configuring SNTP ... . .. . . . . . . . . . . . . . . . . . . . . 9-5

CLI: Viewing and Configuring SNTP . . ... . .. . . . . . . . . . . . . . . . . . . . . 9-8

TimeP: Viewing, Selecting, and Configuring . . . . . . . . . . . . . . . . . . . . 9-14

Menu: Viewing and Configuring TimeP .. . .. . . . . . . . . . . . . . . . . . . . 9-15

CLI: Viewing and Configuring TimeP . ... . . . . . . . . . . . . . . . . . . . . . . 9-16

SNTP Unicast Time Polling with Multiple SNTP Servers . . . . . . . . 9-21

Address Prioritization . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . 9-22

Adding andDeleting SNTP Server Addresses . . . . . . . . . . . . . . . . . . . 9-22

Menu Interface Operation with Multiple SNTP Server Addresses

Configured . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-24

SNTP Messages in the Event Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-24

10 Optimizing Traffic Flow with Port Controls, Port
Trunking, and Port-Based Priority
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1

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

Viewing Port Status and Configuring Port Parameters . . . . . . . . . . 10-2

Menu: Viewing Port Status and Configuring Port Parameters . . . . . 10-5

CLI: Viewing Port Status and Configuring Port Parameters . . . . . . . 10-6

Web: Viewing Port Status and Configuring Port Parameters . . . . . . 10-9

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

Port Trunk Features and Operation . . . . . . . . . . . . . . . . . . . . . . . . . . 10-11

Trunk Configuration Methods . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-12

vii
Menu: Viewing and Configuring a Static Trunk Group . . . . . . . . . . . 10-16
CLI: Viewing and Configuring a Static or Dynamic Port Trunk

Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-18

Web: Viewing ExistingPort Trunk Groups . . . . . . . . . . . . . . . . . . . . 10-24
Trunk Group Operation Using LACP . . . . . . . . . . . . . . . . . . . . . . . . . 10-24
Trunk Group Operation Using the “Trunk” Option . . . . . . . . . . . . . . 10-31
Trunk Operation Using the “FEC” Option . . . . . . . . . . . . . . . . . . . . . 10-31
How the Switch Lists Trunk Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-32
Outbound Traffic Distribution Across Trunked Links . . . . . . . . . . . 10-32
Configuring Port-Based Priority for Incoming Packets . . . . . . . . 10-34
The Role of 802.1Q VLAN Tagging . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-34
Outbound Port Queues and Packet Priority Settings . . . . . . . . . . . . 10-35
Operating Rules for Port-Based Priority . . . . . . . . . . . . . . . . . . . . . . 10-36
Configuring and Viewing Port-Based Priority . . . . . . . . . . . . . . . . . . 10-37
Messages Related to Prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-38
Troubleshooting Prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-38
11 Configuring for Network Management Applications
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1
Using SNMP Tools To Manage the Switch . . . . . . . . . . . . . . . . . . . . . . 11-2
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2
SNMP Management Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2
Configuring for SNMPAccess tothe Switch . . . . . . . . . . . . . . . . . . . . 11-3
Configuring for SNMP Version 3 Access to the Switch . . . . . . . . . . . 11-4
SNMP Version 3 Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-5
SNMP Version 3 Users . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-7
SNMP Communities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-11
Menu: Viewing and Configuring non-SNMP version 3
Communities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-13
CLI: Viewing and Configuring SNMP Community Names . . . . 11-15
SNMP Notification and Traps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-17
Trap Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-19
Using the CLI To Enable Authentication Traps . . . . . . . . . . . . . 11-22
Advanced Management: RMON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-23
viii