3-1
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.hp.com/go/procurve, in the Information Library section.
Problem Resolution
Cannot connect using the
Web browser.
• Be sure you have configured the agent with a valid IP
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.
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