- Cable TV and Cable Modems (96)
- Cable Modems , Cable Telephony, Cable TV, HFC, Interactive TV, Set-top boxes.
- Carriers and Service Providers (531)
- Traditional carriers, telco and network operators, listed by country. New next generation telcos and bandwidth exchange categories.
- Computer Companies (35)
- Computers, Peripherals, Semiconductors
- Consulting Companies (58)
- Technology Consultants, Market Research, System Design, Service Integration, Network Design, Network Management, Strategic Planning
- Consumer Electronics (16)
- E-Business Enablers (10)
- E-Commerce (37)
- Internet (391)
- Internet Multimedia, Internet Service Providers (ISP), Internet Software, Internet Telephony, ISP Directories, Network Access Points (NAP), Web Hosting, Web Servers
- Multimedia Video & DTV (202)
- Multimedia Hardware & Software, Video Communications, Video Compression, Video Conferencing, Video Servers, Digital TV
- Network Equipment (256)
- ATM, Bridges, Broadband, Cable Systems, DSU/CSU, Ethernet, Frame Relay, LANs, Modems, Multiplexers, PBX's, Routers, Switches (circuit & packet), Terabit p/s Switch Routers, Transmission Systems, Transport Systems, xDSL
- Network Management (49)
- Billing systems, network design software, network management software, network monitoring and control, operational support systems (OSSs), applications development software, SS7 software.
- Optical (79)
- Dense Wavelength Division Multiplexing (DWDM), Fiber Optics, Optical Amplifiers (EDFA), Optical Add/drop Multiplexers (OADM), Optical Cross-Connects (OXCs), Optical Switches, SDH/SONET, Wavelength Division Multiplexing (WDM)
- Security (33)
- This category covers security hardware and software, including, Digital Security, Encryption Hardware & Software, Security Systems.
- Streaming Media (12)
- Wireless (394)
- Wireless equipment manufacturers and service providers, including, Broadband, Cellular, DBS, High Altitude Vehicles, Infrared, LEOs, LMDS, Microwave, MMDS, PANs, PCS, RF, Satellite, Space Communications, VSAT and Wireless Local Loop (WLL)