PHY Diagnostics Commands 1153
show copper-ports tdr
Use the show copper-ports tdr command in Privileged EXEC mode to display
the last Time Domain Reflectometry (TDR) tests on specified ports.
Syntax
show copper-ports tdr [
interface
]
•
interface
— A valid Ethernet port. The full syntax is
unit / port.
Default Configuration
This command has no default configuration.
Command Mode
Privileged EXEC mode
User Guidelines
The copper-related commands do not apply to the stacking, CX-4, or
10GBaseT ports associated with these plug-in modules.
The maximum length of the cable for the Time Domain Reflectometry
(TDR) test is 120 meters.
Example
The following example displays the last TDR tests on all ports.
console#show copper-ports tdr
Port Result Length [meters] Date
---- -------- --------------- ---------------
1/g1 OK
1/g2 Short 50 13:32:00 23 July 2004
1/g3 Test has not been preformed
1/g4 Open 128 13:32:08 23 July 2004
1/g5 Fiber - -