For
ward Portlist:  Select the port that to be forwarded to. 
  Port Isolation List 
Port:  Display the port number. 
Forward Portlist:  Display the forwardlist. 
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→Loopback Detection to load the following page. 
 
Figure 5-6 Loopback Detection Config 
The following entries are displayed on this screen: 
37