Dell Command Line Reference Guide for the S4048–ON System 9.14.2.5

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show tdr

Display the TDR test results.

Syntax
show tdr interface
Parameters
interface
Enter the keyword TenGigabitEthernet then the slot/port information for the 100/1000 Ethernet interface.
Defaults
None
Command Modes
EXEC
Command History

This guide is platform-specific. For command information about other platforms, see the relevant Dell EMC Networking OS Command Line Reference Guide.

Version
Description
9.10(0.1)
Introduced on the S4048T-ON.
9.10(0.0)
Introduced on the S3148.
9.9(0.0)
Introduced on the C9010.
9.8(2.0)
Introduced on the S3100 series.
9.8(0.0P5)
Introduced on the S4048-ON.
9.8(0.0P2)
Introduced on the S3048-ON.
9.7.0.0
Introduced on the S5000.
8.3.19.0
Introduced on the S4820T.
8.3.11.1
Introduced on the Z9000.
8.3.7.0
Introduced on the S4810.
8.2.1.0
Introduced on the E-Series.
7.7.1.0
Introduced on the S-Series.
7.6.1.0
Introduced on the C-Series.
6.1.1.0
Introduced.
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
DellEMC# show tdr tengigabitethernet 11/2
Time since last test: 00:00:11
  Pair A, Length: OK Status: Terminated
  Pair B, Length: OK Status: Terminated
  Pair C, Length: OK Status: Terminated
  Pair D, Length: OK Status: Terminated
Related Commands

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