computers and computer peripherals, computer programs for use in network applications, systems architecture and network and Internetwork and integrated network management and configuration applications programs, computer network components, namely, adapters, concentrators, bridges, routers, hubs, cabling, connectors and asynchronous communication components, fiber optic digital communication components, network testers, and parts for all of the aforesaid, all for use in local, enterprise, metropolitan, and global area computer network environments