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N150 Wireless ADSL2+ Modem Router DGN1000Bv3
3. Click the Delete button.
The firewall rule is removed from the Outbound Services table on the Firewall Rules
screen.
Manage Inbound Firewall Rules
By default, the firewall blocks all access from outside except responses to requests from the
LAN side. You can set up rules to allow access to particular services, applications, ports, and
computers. These rules are implemented through port forwarding and port triggering.
To add an inbound firewall rule:
1. Select ADVANCED > Security > Firewall Rules.
The Firewall Rules screen displays.
2. In the Inbound Services section, click the here link.
Y
ou are redirected to the Port Forwarding / Port Triggering screen. For more information,
see Set Up Port Forwarding to Local Servers on page 111 and Set Up and Manage Port
Triggering on page 114.
Add Custom Services to Allow or Block
You can define your own incoming and outgoing custom services to allow or block. Once you
add your own custom services, they are available on the Outbound Firewall Rule screen (see
Manage Outbound Firewall Rules on page 71).
Before you add a custom service, first determine which port number or range of numbers is
used by the service or application. You can usually determine this information by contacting
the publisher of the application or the user groups or news groups.
To add a custom service:
1. Select ADVANCED > Security > Firewall Rules.