Device Online Help

Test tab fields

6. Click Ext. Loopback to test the external loopback or click Int. Loopback to test the internal loopback.

A dialog box displays the test results.

7. Click Stop to cease testing.
8. Click Close.
9. Click the Interface tab.
10. In the AdminStatus field, click up.
11. Click Apply.
    
    

    Note: To run the external loopback test, you need a loopback cable on that port.

    
    

The test statistics are available only when the test has finished, unlike Ethernet ports where the test statistics can be viewed during testing.