User's Manual

3. Configuration
AirLive N450R User’s Manual
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For example, if you have an FTP server (port 21) at 192.168.1.1, a Web server (port 80) at
192.168.1.2, and a VPN server at 192.168.1.6, then you need to specify the following
virtual server mapping table: Service Port
Server IP Enable
21 192.168.1.1 V
80 192.168.1.2 V
1723 192.168.1.6 V
Afterwards, click on “Save” to store your settings or click “Undo” to give up the changes.
3.3.2 Special AP
Some applications require multiple connections, like Internet games, Video conferencing,
Internet telephony, etc. Because of the firewall function, these applications cannot work
with a pure NAT router. The Special Applications feature allows some of these
applications to work with this product. If the mechanism of Special Applications fails to
make an application work, try setting your computer as the DMZ host instead.
1. Trigger
The outbound port number issued by the application.
2. Incoming Ports
When the trigger packet is detected, the inbound packets sent to the specified port
numbers are allowed to pass through the firewall.
3. Enable
Check the checkbox to activate each of rule. This device provides some predefined
settings. Select your application and click “Copy to” to add the predefined setting to
your list. Click on “Save” to store your settings or click “Undo” to give up the changes.