CLI Reference Guide

1522 PHY Diagnostics Commands
console#show copper-ports tdr
Port Result Length [meters] Date
---- -------- --------------- ---------------
1/0/1 OK
1/0/2 Short 50 13:32:00 23 July 2004
1/0/3 Test has not been performed
1/0/4 Open 128 13:32:08 23 July 2004
1/0/5 Fiber - -
show fiber-ports optical-transceiver
Use the show fiber-ports optical-transceiver command in Privileged EXEC
mode to display the optical transceiver diagnostics.
Syntax
show fiber-ports optical-transceiver [ interface ]
• interface — A valid fiber port.
Default Configuration
This command has no default configuration.
Command Mode
Privileged EXEC mode, Configuration mode and all Configuration submodes
User Guidelines
The show fiber ports command is applicable to all fiber ports, including SFP,
SFP+, and XFP ports. It will display an error if executed against a copper port
or passive or active direct attach cables.
Examples
The following examples display the optical transceiver diagnostics.
console#show fiber-ports optical-transceiver
Port Temp Voltage Current Output Input TX LOS
Power Power Fault
----------- ------ ------- ------- ------ ----- ----- ---
1/0/3 w OK E OK OK OK OK
1/0/4 OK OK OK OK OK E OK
1/0/1 Copper
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