Show Cable-Diagnostics Tdr - Cisco 300 Series Cli Manual

PHY Diagnostics Commands
OL-32830-01 Command Line Interface Reference Guide
- Test the copper cables attached to port 2 (a combo port with fiber
Example 2
active).
switchxxxxxx#
test cable-diagnostics tdr interface gi1
Fiber ports are not supported

35.2 show cable-diagnostics tdr

To display information on the last Time Domain Reflectometry (TDR) test
performed on all copper ports or on a specific copper port, use the show
cable-diagnostics tdr Privileged EXEC mode command.
Syntax
show cable-diagnostics tdr
Parameters
•
interface-id—(Optional) Specify an Ethernet port ID.
Command Mode
Privileged EXEC mode
User Guidelines
The maximum length of cable for the TDR test is 120 meters.
Example
The following example displays information on the last TDR test performed on all
copper ports.
show cable-diagnostics tdr
switchxxxxxx#
Port Result
---- --------
gi1 1
OK
2
gi1 Short
[interface interface-id
Length [meters] Date
------------ ------------------
50 13:32:00 23 July 2010
2
]
35
720