Reference Guide

108 Configuring System Information
DELL CONFIDENTIAL – PRELIMINARY 3/6/14 - FOR PROOF ONLY
– Cable Fault Distance — Displays the distance from the port where
the cable error occurred.
–
Last Update — Displays the last time the port was tested.
–
Approximate Cable Length — Displays the approximate cable length.
Performing Integrated Cable Tests Using CLI Commands
The following table contains the CLI commands for performing integrated
cable tests.
The following is an example of the CLI commands:
Optical Transceiver Diagnostics
NOTE: This feature is only supported on the R1-2210 on external ports 1-4.
Table 7-21. Integrated Cable Test CLI Commands
CLI Command Description
test cable-diagnostics tdr
interface interface-id
Performs VCT tests.
show cable-diagnostics tdr
[interface interface-id |
detailed]
Shows results of last VCT tests on
ports.
show cable-diagnostics cable-
length
[interface interface-id |
detailed]
Displays the estimated copper
cable length attached to a port.
console> enable
console# test cable-diagnostics tdr gi2/4
Cable is open at 100 meters.
console# show cable-diagnostics cable-length
interface gi2/4
Port Length [meters]
------- ----------------
gi2/4 < 50