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Service Filter.
2. Enable Net Service Filter: Enable or disable this module.
3. Filter Table List: There are two kinds of filter list: White List, Black List. White
List can make WiFi Router serve the specified service defined in the list, Black
List make WiFi Router deny serving the specified service.
4. Filtered ICMP packet types: This field defines a list of LAN to WAN ICMP
packets type that will be filtered. For example, if you would like to filter Echo
(type 8) and Echo Reply (type 0) ICMP packets, you need to enter a string with
numbers separated by blank, such as [0 8].
5. Source IP: For source or destination IP address, you can: (a) enter a specific IP
address such as "192.168.122.1"; (b) enter IP addresses within one subnet or
within the same IP pool such as "192.168.123.*" or "192.168.*.*"; or (c) enter
all IP addresses as "*.*.*.*".
6. Port Range: For source or destination port range, you can either: a) enter a
specific port, such as "95"; or b) enter ports within a range such as "103:315",
">100", or "<65535".
7. Destination IP: For source or destination IP address, you can: (a) enter a
specific IP address such as "192.168.122.1"; (b) enter IP addresses within one
subnet or within the same IP pool such as "192.168.123.*" or "192.168.*.*"; or
(c) enter all IP addresses as "*.*.*.*".
8. Port Range: For source or destination port range, you can either: a) enter a
specific port, such as "95"; or b) enter ports within a range, such as "103:315",