Phy Diagnostics Commands; Test Copper-Port Tdr - Alcatel OmniStack LS 6248 User Manual

PHY Diagnostics Commands

Command Function

test copper-port tdr

Uses Time Domain Reflectometry (TDR) technology to diagnose
the quality and characteristics of a copper cable attached to a port.
show copper-ports Displays information on the last Time Domain Reflectometry
tdr (TDR) test performed on copper ports.
show copper-ports Displays the estimated copper cable length attached to a port.
cable-length
show fiber-ports Displays the optical transceiver diagnostics.
optical-transceiver
test copper-port tdr
The
test copper-port tdr
Reflectometry (TDR) technology to diagnose the quality and characteristics of a
copper cable attached to a port.
Syntax
test copper-port tdr
Parameters
• interface — A valid Ethernet port. (Full syntax: unit/port)
Default Setting
This command has no default configuration.
Command Mode
Privileged EXEC mode
Command Usage
The port to be tested should be shut down during the test, unless it is a
combination port with fiber port active.
The maximum length of the cable for the TDR test is 120 meter.
Example
The following example results in a report on the cable attached to port 1/e3.
test copper-port tdr
Console#
Cable is open at 64 meters
test copper-port tdr
Console#
Can't perform this test on fiber ports
Related Commands
show copper-ports tdr
show copper-ports cable-length
Table 4-20. PHY Diagnostics Commands
Privileged EXEC mode command uses Time Domain
interface
1/e3
2/e3
PHY Diagnostics Commands
Mode
PE
UE
UE
PE
4
Page
4-376
4-452
4-452
4-453
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