This completely updated book answers such commonly asked questions as "What software do I need?" and "How much will it cost?" It explains the technology of ISDN in detail, and allows anyone running a home business or managing a network to find what's needed to run an effective ISDN implementation. The authors provide practical information on design and installation of network routing, and have written clear, step-by-step explanations of the fundamentals of internetwork routing. Completely revised to highlight all the new advancements in this popular technology, the book shares detailed case studies, and product and protocol-specific information to help network PC professionals and network managers with specific application problems. The book also features a guide to the major routing vendors, and chapters on upgrading and capacity planning. * A completely revised edition to highlight all the new advancements in this popular technology* A Resource Guide with vendor lists for all hardware and software products, and services mentioned in the book* Detailed case studies to illustrate networking concepts and step-by-step explanations of individual topics with methods for avoiding common pitfalls* "Training Wheels" section listing online addresses, URLs and forums, as well as annotated bibliography of relevant publications for further information