Thoroughly revised and updated, this 2nd edition aims to help users succeed in setting up and maintaining important micro-to-mainframe links, as well as solving a host of other networking problems. Blending information on the technical, organizational and practical issues of LANs, the author offers realistic help for successful implementation and maintenance of all types of networks. The book includes newly updated sections on designing a microcomputer-based LAN, LANs in the micro-to-mainframe link, CSMA/CD ssystems, token bus and token ring systems and LAN standards, metropolitan area networks, network operating systems, servers, MAC level bridges, network layer bridges and vendor LAN strategies. It also pays special attention to the software environment of LANs and software tools for better LAN management.