VLAN Port
PVID
The port default VLAN ID (PVID) is configured on the VLAN Port screen. All untagged packets arrive to the device are tagged by the ports PVID.
Protected Port
When the ports specified as 'Protected Port', they can not forward traffic to each other. Only the ports that are not specified as 'Protected Port' can forward traffic to and from the protected ports respectively.
Drop Non 1Q Frame
When enabled, any Non-1Q ingress frame will be dropped by this port.