For network administrators, one of the most intriguing--albeit challenging--moves is the connection of their local area network to the Internet. Connecting to the Internet: A Practical Guide to LAN-Internet Connectivity specifically addresses thisimportant evolutionary move with very concrete suggestions and background material. This brief book opens with a detailed look at the protocols involved in TCP/IP networking. The section includes information on IP, UDP, NNTP, FTP, and DNS--all key elements of Internet-based networks, but often not present in legacy LANs. Next, author Andrew Ward discusses how to select an Internet Service provider--a chapter that discusses service levels, bandwidth availability, and pricing. The book continues withchapters on building a Wide Area Network infrastructure and security. The latter chapter covers important topics such as firewalls, encryption, and Virtual Private Networks (VPNs). After presenting this background material, the author...

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