Tenda V1200 User Manual page 120

Step 4 Protocol: Select a protocol for the filter rule.
Step 5 Source IP address[/prefix length]: Enter the LAN IP address to be filtered.
Step 6 Source Port (port or port:port): Enter a port number or a port range used by LAN
computers to access the internet. If you are not sure, leave it blank.
Step 7 Destination IP address[/prefix length]: Enter the external network IP address to be
accessed by specified LAN computers.
Step 8 Destination Port (port or port: port): Enter a port number or a port range that the internet
service you restrict uses.
Step 9 Click Apply/Save.
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Parameter description
Parameter
Filter Name
IP Version
Protocol
Source IP
address[/prefix length]
Source Port (port or
port:port)
Destination IP
address[/prefix length]
Destination Port (port
or port:port)
Description
It specifies the name of a rule.
It allows you to select an IP protocol, IPv4, or IPv6.
It allows you to select a protocol for the filter rule.
It specifies the LAN IP address to be filtered.
It specifies the source port used by packets. Source port is for TCP/UDP protocol. If
protocol ICMP is selected, this field is not required. Since the source port of the data
packet is changeable, you'd better set the port to 1:65535 or leave it blank.
It specifies the external network IP address to be accessed by specified LAN
computers.
It specifies the port number used by the internet service to be restricted. Destination
port is for TCP/UDP protocol. If protocol ICMP is selected, this field is not required.
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