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Cisco IOS Command to test cable length that is connected to Cisco switch.
Cisco IOS Command to test cable length that is connected to Cisco switch.
Cisco-Switch# test cable-diagnostics tdr interface [interface-number]
Cisco-Switch# show cable-diagnostics tdr interface [interface-number]
The command above not only shows connected device to the switch port, it also calculate open end cable that is connected to switch port
