3Com 2924-PWR - Manual (Page 209)

Viewing Cable Diagnostics 209
Viewing Cable
Diagnostics The Cable Diagnostics Summary Page contains fields for viewing tests on
copper cables. Cable testing provides information about where errors
occurred in the cable, the last time a cable test was performed, and the
type of cable error which occurred. The tests use Time Domain
Reflectometry (TDR) technology to test the quality and characteristics of a
copper cable attached to a port.
The monitor users have limited access to this page.
To view cables diagnostics:
1 Click Monitoring > Cable Diagnostics > Summary. The Cable
Diagnostics Summary Page opens:
Figure 103 Cable Diagnostics Summary Page
The Cable Diagnostics Summary Page contains the following fields:
■ Port — Indicates the port to which the cable is connected.
■ Test Result — Displays the cable test results. Possible values are:
■
No Cable — Indicates that a cable is not connected to the port, or
the cable is connected on only one side or the cable is shorter than
1 meter.
■
Short Cable — Indicates that a short has occurred in the cable.
■
OK — Indicates that the cable passed the test.