CLI Reference Guide

PHY Diagnostics Commands 243
Syntax Description
• interface— A valid Ethernet port. The full syntax is unit / port.
Default Configuration
This command has no default configuration.
Command Mode
Privileged EXEC mode
User Guidelines
This command has no user guidelines.
Examples
The following examples display the optical transceiver diagnostics.
console#show fiber-ports optical-transceiver
Port Temp Voltage Current Output Input TX LOS
Power Fault
----------- ------ ------- ------- ------ ----- ----- ---
1/g3 w OK E OK OK OK OK
1/g4 OK OK OK OK OK E OK
1/g1 Copper
Temp - Internally measured transceiver temperature
Voltage - Internally measured supply voltage
Current - Measured TX bias current
Output Power - Measured TX output power in milliWatts
Input Power - Measured RX received power in milliWatts
TX Fault - Transmitter fault
LOS - Loss of signal
test copper-port tdr
Use the test copper-port tdr command in Privileged EXEC mode to diagnose with Time Domain
Reflectometry (TDR) technology the quality and characteristics of a copper cable attached to a
port.
Syntax
test copper-port tdr interface
• interface —A valid Ethernet port. The full syntax is unit / port .