NETGEAR DGN3500 User Manual page 37

N300 Wireless Gigabit ADSL2+ Modem Router DGN3500
Remember that allowing inbound services opens holes in your firewall. Enable only those
ports that are necessary for your network. Following are two application examples of inbound
rules.
Inbound Rule Example: A Local Public Web Server
If you host a public Web server on your local network, you can define a rule to allow inbound
Web (HTTP) requests from any outside IP address to the IP address of your Web server at
any time of day. This rule is shown in the following figure:
Figure 18.
The settings are:
Service. From this list, select the application or service to be allowed or blocked. The list
•
already displays many common services, but you are not limited to these choices. Use
the Services screen to add any additional services or applications that do not already
appear. See
How to Change the Built-In Password
Action. Choose how you want this type of traffic to be handled. You can block or allow
•
always, or you can block or allow according to the schedule you have defined in the
Schedule screen.
Send to LAN Server. Enter the IP address of the computer or server on your LAN that
•
will receive the inbound traffic covered by this rule.
WAN Users. These settings determine which packets are covered by the rule, based on
•
their source (WAN) IP address. Select the option that you want:
Any: All IP addresses are covered by this rule.
-
Address range: If this option is selected, you must fill in the Start and Finish fields.
-
Single address: Enter the required address in the Start field.
-
on page 33.
Protecting Your Network
38