
Technical Information B-3
Error Control, Data Compression, Testing, and Dialing
This Supports
ITU-T V.42 LAPM error control, 1200 bps and higher
MNP Levels 2, 3 and 4 error control, level 5 data compression, 1200
bps and higher
HST Asymmetrical mode, at 16.8/14.4/12 kbps; 9600/ 7200/4800
bps, 450/300 bps back channel
ITU-T V.42 bis Data compression, 1200 bps and higher
ITU-T V.54 Digital and remote digital loopback testing
ITU-T V.25 bis Dialing and answering method for automatic calling and/or
answering equipment
Fax
Your I-modem provides Group III-compatibility when controlled by Class 1 or
Class 2.0 fax software. In addition, your I-modem adheres to the following
standards:
This Supports
TIA/EIA-578 Service Class 1 Asynchronous Facsimile DCE Control Standard
TIA/EIA-592 Service Class 2.0 Asynchronous Facsimile DCE Control
Standard
ITU-T V.17 14.4/12 kbps
ITU-T V.29 9600/7200 bps
ITU-T V.27 ter 4800/2400 bps
ITU-T V.21 300 bps
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