Cable diagnostics

Cable diagnostics

1. Summary

The cable diagnostic function can be used to easily check whether or not the LAN cable connected to the LAN port has a faulty connection/circuit.
It can be used to troubleshoot network problems or as an easy way to check cables when setting up networks.

2. Cable diagnostics page

In this page you can diagnose cables. To diagnose a cable, select the port and press the "Execute" button. Press the "Clear" button to clear the diagnostic results shown.

2.1. Cable diagnostics

  • Port

    • Port diagnosed is displayed.

  • Result

    • The status of the cable connected to the LAN port is displayed.

      • OK : The cable is electrically connected.

      • Open : Either a device is not connected on the opposite end or the cable is faulty.

      • Short : A short-circuit occurred.

  • Distance to cable fault

    • If "Open" or "Short" is indicated in results, then the distance from the LAN port to the cable fault is displayed in meters.

  • Estimated cable length

    • If "OK" is indicated in results, then the estimated cable length is displayed in meters.

    • Estimated cable length is undetermined when the opposite port is linking up at a link speed of less than 1G or shutdown.