13 TCP/IP Networking

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It would be hard to overstate the importance of networks to modern computing, although that doesn’t seem to stop people from trying. At many sites, web and email access are now the main activities for which computers are used. As of early 2000, the Internet is estimated to have 300 million users, and it still seems to be growing exponentially. Maintenance of local networks, Internet connections, web sites, and network-related software is a bread-and-butter portion of most sysadmins’ jobs.

TCP/IP is the networking protocol suite most commonly used with UNIX, MacOS, Windows, Windows NT, and most other operating systems. It ...

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