http://pclt.cis.yale.edu/pclt/default.htm
PC Lube and Tune (PCLT) is the publisher of Road and Hack. PCLT presents a collection of articles that provide introductory material about networking, PC operating systems, and other PC-related topics. Information includes migrating from Windows to OS/2, Windows NT, Windows 95 (Chicago), a discussion of COM ports, modems and the new ISDN communications option, basic material on Ethernet, APPC, TCP/IP, SNA, and more. The site also includes a guide to the options, installation, and configuration of Internet access for Windows and OS/2, including OS/2 Warp, Windows NT, and Windows 95 (Chicago).