This book is aimed at network managers and other data networking and LAN professionals, especially those with responsibility for integrating various technologies into a unified network. It is also for consultants and systems integrators planning and implementing multivendor networks. The text offers a description of hub applications, architectures and technologies associated with management systems. It shows how intelligent hubs can be used to build, integrate and manage various types of networks and services with reference specifically to Ethernet, Token Ring, FDDI, ATM and SNMP. It also includes product comparisons and vendors' discussions on implementation.