Loopback Detection - TP-Link JetStream TL-SG3424 User Manual

Port Isolation List
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Port:
Forward Portlist:

5.1.5 Loopback Detection

With loopback detection feature enabled, the switch can detect loops using loopback detection
packets. When a loop is detected, the switch will display an alert or further block the corresponding
port according to the port configuration.
Choose the menu Switching → Port → LoopbackDetection to load the following page.
The following entries are displayed on this screen:
Display the port number.
Display the Forward Portlist.
Figure 5-1 Loopback Detection Config
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