Loopback Detection - TP-Link T3700G-28TQ User Manual

Configuration Procedure:
Select and configure your desired ports or LAGs. Then click Apply to make the settings
effective.
Entry Description:
Group:
Group Name:
Protected Ports:

6.1.5 Loopback Detection

Loopback Detection allows the switch to detect loops in the network. When a loop is detected
on a port, the switch will display an alert on the management interface and further block the
corresponding port according to your configurations.
Displays the ID of the group for configuration.
Give a group name for identification.
Select member ports in this group.
Protected ports in the same group cannot forward traffic to
each other, even if they are in the same VLAN. But the protected
ports can forward traffic to the unprotected ports and the ports
that are in a different group.
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