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Internet Server User' s Guide
Using an internet server allows a single global IP address to be
shared by multiple end nodes simultaneously.
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. PC's on the second LAN (called a local LAN since the IP
Introduction
3
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