Switch User Manual

1442 PHY Diagnostics Commands
Example
The following example displays the last TDR tests on all ports.
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 Ethernet port. The full syntax is unit / port.
Default Configuration
This command has no default configuration.
Command Mode
Privileged EXEC mode
User Guidelines
The show fiber ports command is only applicable to the SFP combo ports and
XFP ports (not the ports on the SFP+ plug-in module).
2CSPC4.XCT-SWUM2XX1.book Page 1442 Monday, October 3, 2011 11:05 AM