B Technical Specifications
61
Appendix B: Technical Specifications
The MultiModemZDX modem meets the following specifications:
Trade Name MultiModemZDX™
Model Number MT5600ZDX, MT5600ZDXe, MT5600ZDXV, and
MT5600ZDXVe
Client-to-Server K56flex or V.90 speeds when accessing a K56flex or V.90
Data Rates server (actual speed depends on server capabilities and line
conditions)*
Client-to-Client 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; 0-300 bps
Fax Data Rates 14,400; 9600; 7200; 4800; 2400; 300 bps
Data Format Serial, binary, asynchronous
Commands AT, V.25bis, TIA/EIA TR.29, Class 2
Command Buffer 60 characters
Modem Compatibility V.90, K56flex, V.42, V.42bis, V.34, V.34bis, V.32, V.32bis,
V.32terbo, V.25bis, V.22, V.22bis, V.21 & V.23 in
international versions, Bell 212A and 103/113
Fax Compatibility Group 3, Class 1 and 2, T.30, T.4, V.29, V.27ter, V.21, V.17,
and TIA/EIA TR29.2
Error Correction V.42 (LAP-M or MNP 3 and 4)
Data Compression V.42bis (4:1 throughput), MNP 5 (2:1 throughput)
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 dial-up, AT command
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 start-up, retrain and rate
renegotiation, DTMF detection, call status display, auto-
parity and data rate selection, keyboard-controlled modem
options, non-volatile memory, storage of up to four
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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