D-Link DP-802 Network Card User Manual


 
Introduction 9
In this implementation, it is only necessary to pay for a single
internet account even though many people will be able to use it.
Non-Internet Implementations
An internet server can also be used to expand a LAN by creating a
localized IP sub-group. In this LAN-to-LAN configuration, the
internet server links the two IP subgroups (as shown below). This
implementation is useful when the LAN has run out of IP addresses.
The internet server uses a single IP address from the first (global)
LAN to establish a second (local) LAN, in much the same way it al-
lows many users to connect to the internet through a single IP
address. PCs on the second LAN (called a local LAN since the IP
addresses of computers on this LAN are managed by the internet
server) can still access the internet by setting their Gateway address
to the IP address of the local LAN port of the Internet server. Please