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For example, if you have an FTP server (port 21) at 192.168.123.1, a Web server (port 80) at
192.168.123.2, and a VPN server at 192.168.123.6, then you need to specify the following
virtual server mapping table:
Service Port
21
80
1723
Afterwards, click on "Save" to store your settings or click "Undo" to give up the changes.
3.2.2 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.
This device provides some predefined settings. Select your application and click "Copy to" to
add the predefined setting to your list.
1.
Trigger: The outbound port number issued by the application.
Server IP
Enable
192.168.123.1
V
192.168.123.2
V
192.168.123.6
V
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