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Network Address Translation (NAT)
From this section you can configure the Address Mapping,Virtual Server, and Special Application features that provide control over the port openings in the Wireless Base Station’s firewall.This section can be used to support several Internet based applications such as VPN
Address Mapping
Allows one or more public IP addresses to be shared by multiple internal users. Enter the Public IP address you wish to share into the Global IP field. Enter a range of internal IPs that will share the global IP.
Virtual Server
If you configure the Wireless Base Station 11g as a virtual server, remote users accessing services such as web or FTP at your local site via public IP addresses can be automatically redirected to local servers configured with private IP addresses. In other words, depending on the requested service (TCP/UDP port number), the Wireless Base Station 11g redirects the external service request to the appropriate server (located at another internal IP address).
For example, if you set Public Port to TCP/80 (HTTP or web) and the Private IP/Port to 192.168.2.2/80, then all HTTP requests from outside users will be transferred to 192.168.2.2 on port 80.Therefore, by just