Appendix A: Market Research
Product Categories and Firms
| Product | Category | Firm |
|---|---|---|
| Modem | Leased Line - High speed | Codex, Milgo, Intertel, Paradyne and AT&T |
| Dial-up - High speed | Vadic, UDS, Concord Communications and AT&T | |
| Personal Computer | Hayes, Microcom and Telebit | |
| Multiplexer | Time Division | Codex, ADS, Timeplex, and GDC |
| Statistical | Codex, Micom, Timeplex, GDC, Comdesign and DCA Associates | |
| T-1 | Codex, Micom, Timeplex, GDC, Milgo and DCA Associates. Start-ups: NET, NSS, Cohesive, Newbridge and Stratacom | |
| Data PBX | Micom, Equinox, Metapath, Gandalf, Codex and Bridge | |
| Local Area Network | Ethernet | 3Com, UB, Bridge, Interlan, Excelan |
| Terminal Servers | UB, Bridge and DEC | |
| Scientific | Excelan, Interlan, CMC and DEC | |
| PC | 3COM | |
| Token Ring | Proteon and IBM | |
| Token Bus | Concord Data Systems and UB | |
| Bridge/Router | Cisco, Wellfleet, Retix, SynOptics and Vitalink |