Show Cable-Diagnostics; Clear Cable-Diagnostics; Limitations - HP Aruba JL253A Management And Configuration Manual

4-5
7-8
Error message
Error Message
The transceiver on port 1/A1
does not support cable
diagnostics.

show cable-diagnostics

Syntax
show cable-diagnostics <PORT-LIST>
Description
Use the command to generate results of completed tests on single or multiple ports. For incomplete tests, a
warning is displayed.
Option
PORT
Specify one copper port as an input port number.

clear cable-diagnostics

Syntax
clear cable-diagnostics
Description
Use the command to clear the result buffer.
Example
switch(config)# clear cable-diagnostics

Limitations

TDR has the following limitations:
• TDR length accuracy is ± 5 m
• Does not work on Smart Rate Interfaces with 10GBASE-T and NGBASE-T (2.5G, 5G copper) ports available
on:
◦ v3 blades
– J9991A — Aruba 20-port 10/100/1000BASE-T PoE+ / 4-port 1/2.5/5/10GBASE-T PoE+ MACsec v3 zl2
Module
– J9995A — Aruba 8-port 1/2.5/5/10GBASE-T PoE+ MACsec v3 zl2 Module
◦ 3810M (JL076A — Aruba 3810M 40G 8 HPE Smart Rate PoE+ 1-slot Switch)
646
Open 1 m
Open 0 m
Cause
• usage of invalid(fiber-SFP+) port
• The selected range includes an entry for an invalid port.
0 ns
0 ns
Aruba 2930F / 2930M Management and Configuration Guide
for ArubaOS-Switch 16.08