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User Guide
126
Error Correction
ITU-T V.42 (LAP-M or MNP 3–4)
Data Compression
ITU-T 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
lines; AT and AT+V command modes support-
ing answering machine and voice mail func-
tions (MT5634ZBAV only)
Flow Control
XON/XOFF (software), RTS/CTS (hardware)
Intelligent Features
Plug and play; fully AT command compatible;
autodial, redial, repeat dial; pulse or tone dial;
dial pauses; auto answer; caller ID; EIA ex-
tended automode; adaptive line probing; auto-
matic symbol and carrier frequency during
start-up, retrain, and rate renrgotiation; DTMF
detection; call status display, auto-parity and
data rate selections; keyboard-controlled mo-
dem options; non-volatile memory; on-screen
displays for modem option parameters; com-
mand lines of up to 40 characters each; help
menus; remote configuration; DTR dialing;
callback security; 11-bit support.
Command Buffer
40 characters
Data Modulation
FSK at 300 bps, PSK at 1200 bps, QAM at
2400, 4800, and 9600 bps (non-trellis), QAM
with trellis-coded modulation (TCM) at 9600,
12,000, 14,400, 16,800, 19,200, 21,600,
24,000, 26,400, 28,800, 31,200, 33,600, and
56,000 bps