Cisco Systems SPS224G4 Manual De Usuario
PHY Diagnostics Commands
show copper-ports tdr
SPS208G/SPS224G4/SPS2024 Command Line Interface Reference Guide
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Example
The following example results in a report on the cable attached to port e3.
Console# test copper-port tdr e3
Cable is open at 64 meters
Console# est copper-port tdr g4
Can’t perform this test on fiber ports
show copper-ports tdr
The show copper-ports tdr Privileged EXEC mode command displays information
on the last Time Domain Reflectometry (TDR) test performed on copper ports.
on the last Time Domain Reflectometry (TDR) test performed on copper ports.
Syntax
show copper-ports tdr [
interface
]
Parameters
•
interface
— A valid Ethernet port.
Default Configuration
This command has no default configuration.
Command Mode
Privileged EXEC mode
User Guidelines
The maximum length of cable for the TDR test is 120 meters.