Cisco WS-C3560E-48PD-SF Command Reference - Page 388

show cable-diagnostics tdr Chapter 2 Catalyst 3560 Switch Cisco IOS Commands show cable-diagnostics tdr Use the show cable-diagnostics tdr privileged EXEC command to display the Time Domain Reflector (TDR) results. show cable-diagnostics tdr interface interface-id [ | {begin | exclude | include} expression] Syntax Description interface-id | begin | exclude | include expression Specify the interface on which TDR was run. (Optional) Display begins with the line that matches the expression. (Optional) Display excludes lines that match the expression. (Optional) Display includes lines that match the specified expression. Expression in the output to use as a reference point. Command Modes Privileged EXEC Command History Release 12.2(20)SE3 Modification This command was introduced. Usage Guidelines TDR is supported only on 10/100/1000 copper Ethernet ports. It is not supported on 10/100 ports or on SFP module ports. For more information about TDR, see the software configuration guide for this release. Expressions are case sensitive. For example, if you enter | exclude output, the lines that contain output do not appear, but the lines that contain Output appear. Examples This is an example of output from the show cable-diagnostics tdr interface interface-id command on a switch other than a Catalyst 3560G-24PS or 3560G-48PS switch: Switch# show cable-diagnostics tdr interface gigabitethernet0/2 TDR test last run on: March 01 20:15:40 Interface Speed Local pair Pair length Remote pair Pair status Gi0/2 auto Pair A 0 +/- 2 meters N/A Open Pair B Pair C Pair D 0 +/- 2 meters N/A 0 +/- 2 meters N/A 0 +/- 2 meters N/A Open Open Open 2-356 Catalyst 3560 Switch Command Reference 78-16405-05