3Com sells NICs, modems and terminal adapters, hubs, switches, routers, broadband access products, terminal servers, power systems, and various accessories. 3Com technology supports ATM, ethernet, fast ethernet, FDDI, ISDN, token ring, and gigabit ethernet.

Ascend Communications, Inc. provides the MAX, Multiband, GRF, pipeline, multiDSL, netwarp, and secure product families. All MAX products combine the functionality of a router, a terminal server, an ISDN switch and a Frame Relay concentrator in a single box. The pipeline family supports ISDN BRI communications for stand-alone PCs and PC/LANs, analog devices, 56 Kbps Frame Relay dial-up, leased line connection at up to T1/E1, and dedicated WAN connections. The multiband family provides bandwidth-on-demand, and the multiDSL family of products offers an integrated solution for providing multiple DSL services at speeds raging from 128 Kbps to 6Mbps.

Bay Networks, Inc., designs and sells switches, routers, formerly produced by Wellfleet, and hubs, previously designed by SynOptics, as well as the Optivity net management software.

Cabletron provides networking hardware such as routers, switches, hubs, DNI cards, media converters, transceivers, accessories, and cables for both LAN and WAN use.

Cayman sells networking hardware for Macs, including the GatorBox, a LocalTalk to Ethernet translator, the GatorStar, a 24-port LocalTalk repeater with simultaneous routing, the GatorSurf Internet Access Device, which uses NAT and DHCP to allow plug and play Internet connectivity.

Cisco Connection Online is the foundation of the Cisco Connection family, a suite of networked services that provides immediate, open access to Cisco's information, resources, and systems. Cisco specializes in routers, switches, and related software. The Cisco FAQ, for the newsgroup comp.dcom.sys.cisco covers features in various Cisco software packages, how to customize router configuration, how to use Cisco products with other third party products, and how to contact Cisco.

Digital Networks produces access and terminal servers, adapters, VISN, hubs, routers, structured wiring systems, switches, and wireless networking hardware.

Farallon creates PC and laptop network cards, ISDN routers, frame/T1 routers, and software.

General DataComm develops and manufactures advanced ATM and access products to equipment carriers, service providers, and large corporations with tools to transfer data, voice, and video over WAN. They market SNMP managed DSU's, CSU's, ATM, V.34 modems and more.

Hewlett Packard Networking sells switches, hubs, LAN adapters, network printing software and hardware, and network monitoring and analysis tools.

IBM Networking designs bridges, concentrators, controllers, hubs, ISDN/WAN products, LAN adapters, modems, remote LAN access servers, routers, switches, and video hardware that supports ATM, ethernet, FDDI, frame relay, ISDN, token ring, and wireless/mobile computing protocols.

Livingston Enterprises specializes in IP and IPX routers, dial-in servers, filtering servers, and RADIUS servers.

Racal designs and markets networking hardware including modems, muxes, satellite communications, and handheld radios.

SUN Microsystems Networking designs the Sun switch, FDDI, ATM, ISDN, quad ethernet cards, gigabit ethernet adapters, fast ethernet, and networking software.

CABLExpress is a third party vendor that sells adapters, bridges, cables and wiring, concentrators, converters, CSUs and DSUs, hubs and MAUs, racks and cabinets, repeaters, routers, surge protection, switches, testers and tools, transceivers, UPSs, and other WAN equipment. They sell equipment from such vendors as 3Com, Access Beyond, AIM, Allied Telesyn, AMP, APC, Asante, Ascend, Bay Networks, Brady, Cisco, Digital, Great Lakes, HP, Hubbell, IBM, Kingston, Madge, Microdyne, Microtest, Netgear, Olicom, Performance Technologies, PFT, Racal, Shiva, Smart Cable Co., Thomas and Betts, and Transition Networks.

Data Comm Warehouse provides a wide variety of networking hardware such as hubs, routers, NICs, bridges, concentrators, media converters, repeaters, token ring interface cards, transceivers, cabling and connector pieces, converters, modems, and other hardware items.

Discount Data Comm sells routers, modems, switches and hubs, T1/FT1/T3 service equipment, DDS, controllers and cables, ISDN boxes, and more.

Government Network distributes routers, bridges, repeaters, compression and circuit expansion products, frame relay boxes, CopperOptic hardware, and wireless communication hardware.

Insight sells networking products from 3Com, Digital, HP, Kingston, Madge, and SMC as well as providing other computer equipment and accessories.

Lucent Technologies sells repaired, refurbished, and re-marketed telecommunications equipment such as DACS, DDM, DIF, SESS, 4ESS, terminal servers, loop carriers, USEC, test equipment, wireless communications equipment, and more.