Extreme Networks ExtremeWare Command Reference Manual page 1257

The following example shows none of the twisted pairs terminate successfully at port 1, which could
indicate that the cable is not inserted into the port:
Summit400-48t:29 # run diagnostics cable ports 1
Cable Diagnostics has completed, to view results enter
show port <port list> cable diagnostics
Summit400-48t:30 # show port 1 cable diagnostics
Port
1 Pair A
Pair B
Pair C
Pair D
History
This command was introduced in ExtremeWare 7.3S.
Platform Availability
This command is available only on the Summit 400 series switches and the G24T
Ethernet module in the BlackDiamond 6800 series switches.
ExtremeWare 7.7 Command Reference Guide
Pair Length
0 meters
0 meters
0 meters
0 meters
Status
Open or Short
Open or Short
Open or Short
Open or Short
run diagnostics cable ports
3 High-Density Gigabit
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