
Appendix B:Technical Specifications
The MultiModemZDX modem meets the following specifications:
Trade Name | MultiModemZDX™ |
Model Number | MT5600ZDX, MT5600ZDXe, MT5600ZDXV, and |
| MT5600ZDXVe |
V.90 speeds when accessing a V.90 server (actual | |
Data Rates | speed depends on server |
| capabilities and line conditions)* |
33,600; 31,200; 28,800; 26,400; 24,000; 21,600; 19,200; 16,800; | |
Data Rates | 14,400; 12,000; 9600; 7200; 4800; 2400; 1200; |
Fax Data Rates | 14,400; 9600; 7200; 4800; 2400; 300 bps |
Data Format | Serial, binary, asynchronous |
Commands | AT, TIA/EIA TR.29, Class 2 |
Command Buffer | 60 characters |
Modem Compatibility | |
| V.32terbo, V.22, V.22bis, V.21 & V.23 in international |
| versions, Bell 212A and 103/113 |
Fax Compatibility | |
| V.17, and TIA/EIA TR29.2 |
Error Correction | |
Data Compression | |
Speed Conversion | Serial port data rates adjustable to 300; 1200; 2400; 4800; |
| 9600; 19,200; 38,400; 57,600; 115,200; and 230,400 bps |
Mode of Operation | Fax online modes, full duplex over |
| mode |
Flow Control | XON/XOFF (software), RTS/CTS (hardware) |
Intelligent Features | Plug and play, AT command compatible, autodial, redial, |
| repeat dial, pulse or tone dial, dial pauses, auto answer, |
| caller ID, adaptive line probing; automatic symbol and |
| carrier frequency during |
| renegotiation, DTMF detection, call status display, auto- |
| parity and data rate selection, |
| options, |
| command strings or telephone numbers up to 31 characters |
| each |
*Though these modems are capable of 56K bps download performance, line impairments, public telephone infrastructure and other external technological factors currently prevent maximum 56K bps connections.
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