Tenda 4G680 User Manual page 48

Parameter
Source IP
Destination IP
Source from Port
Source to Port
Destination from Port
Destination to Port
Protocol
Procedures for adding new rules:
Start a web browser on the device connected to the router, and visit 192.168.0.1.
Step 1
Choose System > Firewall.
Step 2
Click IPv4 Firewall Entries or IPv6 Firewall Entries.
Step 3
Click Add, fill in required parameters.
Step 4
Choose a Protocol.
Step 5
Click OK and Apply to complete the setting.
Step 6
‐‐‐End
Description
It specifies the two IP addresses whose communications are to be allowed or
blocked by adding firewall entry rules.
It specifies the port or a range of port used by the source IP to access the
destination IP. If you are not sure, keep the default value.
It specifies the port or a range of port used by the destination IP to be accessed
by the source IP. If you are not sure, keep the default value.
It specifies the protocol used for communication, including None, ICMP, TCP,
UDP and TCP/UDP.
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