Gilbert Held is an internationally recognized author and lecturer who specializes in the applications of computer and communications technology. With over 30 years ofexperience in managing communications networks, he conducts seminars on topics that include LAN/WAN internetworking, data compression, and PC hardware and software. Held has written numerous books on computers and communications technology and has been recognized for his technical excellence in writing.

• Network Concepts. Local Area Networks. Local Area Networking. Constructing Local Area Networks. Wide Area Networks and Network Facilities. Network Layer Operations. Bridging Methods. Routers. Gateway Functions, Methods and Applications. Network Security. vLANs and Virtual Networking. Performance Issues. Index.