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NOTE: The address specified here can be a particular address or a block of IP address on a
given network subnet. This is done through appending the address with the routing “/prefix”
length decimal value (preceded with the slash) associated. Use of a valid decimal routing
prefix for defining the subnet mask per CIDR notation is required).
Source Port (port or port:port)
Set the outgoing host port (or range of ports) for the above host (or range of hosts defined
by optional routing “/prefix” subnet mask) to define the ports profile for which egress traf-
fic will be filtered from reaching the specified destination(s).
Destination IP address
Enter the source IP address of a LAN side host for which you wish to filter/block it’s outgo-
ing traffic for the specified protocol(s).
Note: The address specified here can be a particular address or a block of IP address on
a given network subnet. This is done through appending the address with the routing “/
prefix” length decimal value (preceded with the slash) associated. Use of a valid decimal
routing prefix for defining the subnet mask per CIDR notation is required).
Destination Port (port or port:port)
Set the destination host port (or range of ports) for the above host (or range of hosts de-
fined by optional routing “/prefix” subnet mask) to define the destination ports profile for
which the filtered host egress traffic will be filtered from reaching the otherwise intended
destination(s) (e.g. to block the traffic to those ports on, say, a computer external to the
local network.)
Incoming
Add an Incoming filter when refusal of data from the WAN to the LAN is desired.
After selecting
Advanced Setup -> Security -> IP Filtering -> Incoming
click the
Add
button. The following screen will appear to
facilitate the filtering you desire. Click
Apply/Save
to commit the completed entry.