Operation Manual

Sitecom Wireless Network UMTS Router 54G WL-610
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9.2 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. (See Glossary for an explanation on Port number)
Parameters Description
Enable Virtual Server Enable Virtual Server.
Private IP This is the LAN client/host IP address that the Public Port number
packet will be sent to.
Note:
You need to give your LAN PC clients a fixed/static IP address for Virtual Server to work
properly.
Private Port This is the port number (of the above Private IP host) that the below
Public Port number will be changed to when the packet enters your
LAN (to the LAN Server/Client IP)
Type Select the port number protocol type (TCP, UDP or both). If you are
unsure, then leave it to the default both protocols.