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Cisco ME 3800X and ME 3600X Switch Command Reference
OL-28238-01
Chapter
show cable-diagnostics tdr
show cable-diagnostics tdr
To display the Time Domain Reflector (TDR) results, use the show cable-diagnostics tdr command in
privileged EXEC mode.
show cable-diagnostics tdr interface interface-id [ | {begin | exclude | include} expression]
Syntax Description
Command Modes Privileged EXEC
Command History
Usage Guidelines TDR is supported only on copper Ethernet 10/100 ports on the Cisco ME switch. It is not supported on
small form-factor pluggable (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 Cisco ME switch:
Switch# show cable-diagnostics tdr interface gigabitethernet0/1
TDR test last run on: March 01 18:14:44
Interface Speed Local pair Pair length Remote pair Pair status
--------- ----- ---------- ------------------ ----------- --------------------
Gi0/1 100M Pair A 4 +/- 5 meters Pair A Normal
Pair B 4 +/- 5 meters Pair B Normal
Pair C N/A Pair C N/A
Pair D N/A Pair D N/A
interface-id Specifies the interface on which TDR was run.
| begin (Optional) Display begins with the line that matches the expression.
| exclude (Optional) Display excludes lines that match the expression.
| include (Optional) Display includes lines that match the specified expression.
expression Expression in the output to use as a reference point.
Release Modification
12.2(52)EY This command was introduced.
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