Hardware Installation Guide
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...on cable connectors. • Rule out any insufficient patch panel connections or media convertors between the source and the destination. Verify Switch Connections Review these situations: • Change the copper or fiber-optic cable with a known, good cable if necessary. • Look ...or Damaged Cable Always look at the port LEDs for the switch to complete POST. Contact your Cisco technical support representative if your switch does not pass POST. Note POST failures are usually fatal. Catalyst 2960 Switch Hardware Installation Guide 4-2 OL-7075-09 If POST completes ...
...on cable connectors. • Rule out any insufficient patch panel connections or media convertors between the source and the destination. Verify Switch Connections Review these situations: • Change the copper or fiber-optic cable with a known, good cable if necessary. • Look ...or Damaged Cable Always look at the port LEDs for the switch to complete POST. Contact your Cisco technical support representative if your switch does not pass POST. Note POST failures are usually fatal. Catalyst 2960 Switch Hardware Installation Guide 4-2 OL-7075-09 If POST completes ...
Hardware Installation Guide
Page 76
... issues that might be port or interface problems. In this one-way communication. Monitor Switch Performance Review these sections when you find unidirectional link problems. UDLD supports a normal mode of operation (the default) and an aggressive mode. Catalyst 2960 Switch Hardware Installation Guide 4-4 OL-7075-09 Use the show a large number of autonegotiation issues...
... issues that might be port or interface problems. In this one-way communication. Monitor Switch Performance Review these sections when you find unidirectional link problems. UDLD supports a normal mode of operation (the default) and an aggressive mode. Catalyst 2960 Switch Hardware Installation Guide 4-4 OL-7075-09 Use the show a large number of autonegotiation issues...
Hardware Installation Guide
Page 95
... the CLI, page C-1 2. Entering the Initial Configuration Information, page C-4 Accessing the CLI For an unconfigured switch, you connect the switch to a power source, review the safety warnings in the Catalyst 2960 Switch Getting Started Guide for powering on an unconfigured switch by placing the switch in Express Setup mode and then connecting an Ethernet port of the...
... the CLI, page C-1 2. Entering the Initial Configuration Information, page C-4 Accessing the CLI For an unconfigured switch, you connect the switch to a power source, review the safety warnings in the Catalyst 2960 Switch Getting Started Guide for powering on an unconfigured switch by placing the switch in Express Setup mode and then connecting an Ethernet port of the...