PHY Diagnostics Commands
This chapter explains the following commands:
show copper-ports tdr
show fiber-ports optical-transceiver
show copper-ports tdr
Use the show copper-ports tdr command in Privileged EXEC mode to display
the stored information regarding cable lengths.
Syntax
show copper-ports tdr [
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 copper-related commands do not apply to the stacking, CX-4, or
10GBaseT ports associated with these plug-in modules.
The maximum length of the cable for the Time Domain Reflectometry
(TDR) test is 120 meters. Disable green-mode on the port in order to obtain
accurate results.
test copper-port tdr
interface
]
PHY Diagnostics Commands
72
1409