HP 4000M User Manual download pdf (Page 14)

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Unusual Network Activity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5

General Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5

Automatic Broadcast Control Problems . . . . . . . . . . . . . . . . . . . . . 8-6

IGMP-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-7

Switch Mesh Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-7

STP-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-9

VLAN-Related Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-10

Using the Event Log To Identify Problem Sources . . . . . . . . . . . . . . 8-12

To Change the Severity Level of Event Log Messages . . . . . . . . 8-15

Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-17

Ping and Link Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-17

Executing Ping or Link Tests from the Web Browser Interface 8-18

Executing Ping or Link Tests from the Switch Console . . . . . . . 8-19

The Configuration File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-21

Browsing the Configuration File from the Web Browser Interface

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-21

Browsing the Configuration File from the Switch Console . . . . 8-22

Using the Command Prompt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-23

Restoring the Factory Default Configuration . . . . . . . . . . . . . . . . . . 8-24

A File Transfers

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

Downloading an Operating System (OS) . . . . . . . . . . . . . . . . . . . . . . . A-1

Using TFTP To Download the OS File . . . . . . . . . . . . . . . . . . . . . . . . . A-2

Using the SNMP-Based HP Download Manager . . . . . . . . . . . . . . . . . A-4

Switch-to-Switch Download . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-4

Using Xmodem to Download the OS File . . . . . . . . . . . . . . . . . . . . . . . A-5

To Perform the OS Download: . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-5

Troubleshooting TFTP Downloads . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-6

Transferring Switch Configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . A-8

Using Get and Put To Transfer a Configuration Between the Switch

and a Networked PC or Unix Workstation . . . . . . . . . . . . . . . . . . A-8

Using XGet and XPut To Transfer a Configuration Between the

Switch and a PC or Unix Workstation . . . . . . . . . . . . . . . . . . . . . . A-9

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HP 4000M User Manual Page 14