A-2 Courier V.Everything Getting Started Guide
This modulation Supports
Frequency Shift Keying (FSK), used by some U.K. and
European phone systems.
Bell 103 300 bps (ITU-T V.21 optional) asynchronous, Frequency Shift
Keying (FSK)
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