CLI Reference Guide

Chapter 11 | Interface Commands
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Low Alarm Low Warning High Warning High Alarm
----------- ------------ ------------ ------------ ------------
Temperature(Celsius) -123.00 0.00 70.00 75.00
Voltage(Volts) 3.10 3.15 3.45 3.50
Current(mA) 6.00 7.00 90.00 100.00
TxPower(dBm) -12.00 -11.50 -9.50 -9.00
RxPower(dBm) -21.50 -21.00 -3.50 -3.00
Console#
Cable Diagnostics
test cable-diagnostics This command performs cable diagnostics on the specified port to diagnose any
cable faults (short, open, etc.) and report the cable length.
Syntax
test cable-diagnostics interface interface
interface
ethernet unit/port
unit - Unit identifier. (Range: 1)
port - Port number. (1-54)
Command Mode
Privileged Exec
Command Usage
Command Usage
◆ Cable diagnostics detects per pair cable faults (accuracy   5 meters).
■
Interpair shorts
■
Intrapair shorts
■
Open pairs
◆ Detects the location of cable faults.
◆ Detects good cable (accuracy   10 meters).
■
Detects the length of good cables on a per pair basis
◆ Cable diagnostics can only be performed on twisted-pair media.
◆ This cable test is only accurate for Gigabit Ethernet cables 7 - 100 meters long.