HP Cisco Catalyst Blade Switch 3020 Cisco Catalyst Blade Switch 3020 for HP Co - Page 302

show cable-diagnostics tdr Chapter 2 Cisco Catalyst Blade Switch 3020 for HP Cisco IOS Commands Table 2-16 Fields Descriptions for the show cable-diagnostics tdr Command Output (continued) Field Pair length Remote pair Pair status Description Location on the cable where the problem is, with respect to your switch. TDR can only find the location in one of these cases: • The cable is properly connected, the link is up, and the interface speed is 1000 Mbps. • The cable is open. • The cable has a short. Name of the pair of wires to which the local pair is connected. TDR can learn about the remote pair only when the cable is properly connected and the link is up. The status of the pair of wires on which TDR is running: • Normal-The pair of wires is properly connected. • Not completed-The test is running and is not completed. • Not supported-The interface does not support TDR. • Open-The pair of wires is open. • Shorted-The pair of wires is shorted. This is an example of output from the show interface interface-id command when TDR is running: Switch# show interface gigabitethernet0/22 gigabitethernet0/22 is up, line protocol is up (connected: TDR in Progress) This is an example of output from the show cable-diagnostics tdr interface interface-id command when TDR is not running: Switch# show cable-diagnostics tdr interface gigabitethernet0/22 % TDR test was never issued on Gi/22 If an interface does not support TDR, this message appears: % TDR test is not supported on switch 1 Related Commands Command test cable-diagnostics tdr Description Enables and runs TDR on an interface. 2-276 Cisco Catalyst Blade Switch 3020 for HP Command Reference OL-8916-01