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Follow these steps:
1. Open your browser, and go to http://www.cisco.com/.
2. Click Technical Support.
3. Click Product Support > Switches > Catalyst LAN and ATM Switches > 2940 Series Switches >
Troubleshooting.
4. Click the subject that addresses the problem that you are experiencing.
For More Information
For more information about the switch, refer to these documents on Cisco.com:
Catalyst 2940 Switch Hardware Installation Guide (not orderable but available on Cisco.com).
This guide provides complete hardware descriptions and detailed installation procedures.
Regulatory Compliance and Safety Information for the Catalyst 2940 Switch (order number
DOC-7816656). This guide contains agency approvals, compliance information, and translated
warning statements.
Catalyst 2940 Switch Software Configuration Guide (order number DOC-7815507=). This guide
provides a product overview and detailed descriptions and procedures of the switch software
features.
Catalyst 2940 Switch Command Reference (order number DOC-7815505=). This reference
provides detailed descriptions of the Cisco IOS commands specifically created or modified for the
switch.
Catalyst 2940 Switch System Message Guide (order number DOC-7815524=). This guide provides
descriptions of the system messages specifically created or modified for the switch.