Port Isolation; Loopback Detection - TP-Link TL-SL5428E User Manual

5.1.4 Port Isolation

Port Isolation provides a method of restricting traffic flow to improve the network security by
forbidding the port to forward packets to the ports that are not on its forward portlist.
Choose the menu Switching→Port→Port Isolation to load the following page.
The following entries are displayed on this screen:
Port Isolation Config

Port:
Forward Portlist:
Port Isolation List

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.
Figure 5-4 Port Isolation Config
Select the port number to set its forwardlist.
Select the port that to be forwarded to.
Display the port number.
Display the forwardlist.
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