PLANET XRT-401E - Manual (Page 39)

access. If the router is usedfor routing application, not for Internet access, then the NAT
function can be disabled.
Parameter Description
3.4.1 Virtual Server You can have different services (e.g. email, FTP, Web
etc.) going to different service servers/clients in your LAN.
The Virtual Server allows you to re-direct a particular
service port number (from the Internet/WAN Port) to a
particular LAN IP address and its service port number.
3.4.2 Special Applications Some applications require multiple connections, such as
Internet games, video conferencing, Internet telephony
and others. In this section you can configure the router
to support these types of applications.
3.4.3 Port Forwarding You can have different services (e.g. email, FTP, Web
etc.) going to different service servers/clients in your LAN.
The Port Forwarding allows you to re-direct a particular
range of service port numbers (from the Internet/WAN
Ports) to a particular LAN IP address.
3.4.4 ALG Setting You can select special applications that need “Application
Layer Gateway” to support here.
3.4.5 DMZ The DMZ function allows you to re-direct all packets
going to your WAN port IP address to a particular IP
address in your LAN.
3.4.1 Virtual Server
Use the Virtual Server function when you want different servers/clients in your LAN to
handle different service/Internet application type (e.g. Email, FTP, Web server etc.) from
the Internet.Computers use numbers called port numbers to recognize a particular
service/Internet application type. The Virtual Server allows you to re-direct a particular
service port number (from the Internet/WAN Port) to a particular LAN private IP address
and its service port number.
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