Administrator Guide

Supported Modes All Modes
Command
History
Version Description
9.4(0.0) Supported on the FN I/O Aggregator.
8.3.17.0 Supported on the M I/O Aggregator.
Usage
Information
If the TDR test has not been run, an error message is generated:
%Error: Please run the TDR test first
The following describes the TDR test status.
Status Definition
OK Status:
Terminated
TDR test is complete, no fault is detected on the cable, and the test is terminated.
Length: 92 (+/-
1) meters,
Status: Shorted
A short is detected on the cable. The location, in this Example is 92 meters. The
short is accurate to plus or minus one meter.
Length: 93 (+/-
1) meters,
Status: Open
An opening is detected on the cable. The location, in this Example is 93 meters. The
open is accurate to plus or minus one meter.
Status:
Impedance
Mismatch
There is an impedance mismatch in the cables.
Example
Dell#show tdr tengigabitethernet 1/1
Time since last test: 00:00:02
Pair A, Length: OK Status: Terminated
Pair B, Length: 92 (+/- 1) meters, Status: Short
Pair C, Length: 93 (+/- 1) meters, Status: Open
Pair D, Length: 0 (+/- 1) meters, Status: Impedance Mismatch
Related
Commands
tdr-cable-test — Runs the TDR test.
show vlan
Displays the current VLAN configurations on the switch.
Syntax
show vlan [brief |id vlan-id | name vlan-name]
Parameters
brief (OPTIONAL) Enter the keyword brief to display the following information:
● VLAN ID
● VLAN name (left blank if none is configured.)
● Spanning Tree Group ID
● MAC address aging time
● IP address
id vlan-id (OPTIONAL) Enter the keyword id followed by a number from 1 to 4094. Only
information on the VLAN specified is displayed
name vlan-name (OPTIONAL) Enter the keyword name followed by the name configured for the
VLAN. Only information on the VLAN named is displayed.
Command Modes
● EXEC
● EXEC Privilege
Supported Modes All Modes
192 Interfaces