3

Troubleshooting

This section describes how to troubleshoot the switch. You can perform more in-depth troubleshooting on the switch using the software tools available with the switch, from the built-in Web browser interface.

This chapter describes the following:■basic troubleshooting tips (page 3-1)■forgotten the IP address or password (page 3-2)■testing the switch by resetting it (page 3-2)■ProCurve Networking Customer Support Services (page 3-2)

Basic Troubleshooting Tips

Common problems and their solution are listed in the following table.

For more information on possible network problems and their solutions, refer to the technical note “Troubleshooting LAN Performance and Intermittent Connectivity Problems”, which can be found on the ProCurve Networking Web site, http://www.procurve.com, in the Information Library section.

Problem

Resolution

 

 

Cannot connect using the

• Be sure you have configured the agent with a valid IP

Web browser.

address, subnet mask and default gateway.

 

• If you are trying to connect to the agent via the IP

 

address for a tagged VLAN group, your management

 

station must include the appropriate tag in its

 

transmitted frames.

 

• Check that you have a valid network connection to the

 

switch.

 

• Check network cabling between the management

 

station and the switch.

 

 

Troubleshooting

3-1