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Advanced Linux Networking by Roderick W. Smith

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Chapter 13. Maintaining Remote Login Servers

Many servers provide users with access to very limited and specialized parts of the server computer. For instance, a time server (see Chapter 10, Maintaining Consistent Time: Time Servers) allows clients to read the server's clock, and a font server (see Chapter 15, Providing Consistent Fonts with Font Servers) delivers font bitmaps to clients. There is a class of server, though, that provides more-or-less complete access to the server computer: remote login servers. These allow an individual to log in to the computer and run arbitrary programs on the system, much as can be done by sitting at the console. Remote login servers also allow many people to use a single computer simultaneously.

There are several ...

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