Draytek VIGOR 3300 User Manual page 84

Destination IP
Destination Mask
Destination Port
Group Name
Protocol
Direction
Fragments
Block or Pass
80
Between - Specifies the port number is between the Start Port
and End Port.
It means the destination IP address for this filter rule. Placing
the symbol "!" before a particular IP address will prevent this
rule from being applied to that IP address. It is equal to the
logical NOT operator.
It means the subnet mask for the destination IP.
It means the port for the destination IP.
It means the filter group for the current rule.
It is the protocol(s) for this filter rule.
The direction of packet flow VPN In is for incoming packets.
VPN Out is for outgoing packets, and Any is for both
directions.
It is the response to fragmented packets. There are three options
as below.
Do not care - Specifies no fragment options.
Unfragment - Applies the rule to unfragment packets.
Fragmented - Applies the rule to fragmented packets.
The action to be taken when packets match the rule. There are
four options:
Block immediately - Block the packet immediately.
Vigor3300 Series User's Guide