3.6.2 Firewall
Firewall is an advance feature used to deny or allow traffic from passing through the device. ADSL router support some firewall related functions. It includes the IP/Port Filter, MAC Filter and URL Blocking.
3.6.2.1 IP/Port filtering
Use the IP/Port filters to deny / allow particular LAN IP addresses from accessing the Internet. You can deny / allow specific port numbers or all ports for a specific IP address.
Default Setting: Specify default filtering rule action to be either Deny or Allow if no other rules can be applied. You can specify the direction on Outgoing and Incoming. Click the “Apply Changes” to apply your setting. By default, all outgoing IP traffic from LAN is allowed, and all IP traffic from WAN is deny.
Click the “Add Rule” button to show filtering rule field, Enter the rule information that you want to use.
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