D-Link DGS-3000-28SC Руководство пользователя _Web UI_ онлайн [360/444] 385515

DGS-3000-28SC Layer 2 Managed Stackable Gigabit Switch Web UI Reference Guide

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Figure 10-25 Cable Diagnostics window

The fields that can be configured are described below:

Parameter Description

Unit

Select the unit you want to configure.

Port

Select a port you wish to display.

Click the Test button to view the cable diagnostics for a particular port.

NOTE: Cable diagnostic function limitations. Cable length detection is only supported on GE ports if

the port or the link partner is powered off. Ports must be linked up and running at 1000M

speed. Cross-talk errors detection is not supported on FE ports.

Test Result messages:

1. Open - The cable in the error pair does not have a connection at the specified position.

2. Short - The cable in the error pair has a short problem at the specified position.

3. Crosstalk - The cable in the error pair has a crosstalk problem at the specified position.

4. Shutdown - The remote partner is powered off.

5. Unknown - The diagnosis does not obtain the cable status. Please try again.

6. OK - The pair or cable has no error.

7. No cable - The port does not have any cable connected to the remote partner.