US Robotics Courier V.Everything 3CP3453 Getting Started Manual page 48

ITU-T V.32bis
ITU-T V.32
ITU-T V.22bis
Bell 212A
ITU-T V.23
Bell 103
Error Control, Data Compression, Testing, and Dialing
ITU-T V.42
MNP
HST
ITU-T V.42bis
ITU-T V.54
ITU-T V.25bis
Fax
The Courier provides Group III-compatibility when controlled
by Class 1 or Class 2.0 fax software. In addition, the Courier
adheres to the following standards:
TIA/EIA-578
A-2 Courier V.Everything Internal Modem: Getting Started
handshake adjustment to 300 bps Quadrature
Amplitude Modulation (QAM).
14.4/12 Kbps; 9600/7200
Coded Modulation (TCM); 4800 bps asynchronous
Quadrature Amplitude Modulation (QAM)
bps
9600 asynchronous, Trellis Coded Modulation
(TCM); 4800 bps asynchronous, Quadrature
Amplitude Modulation (QAM)
2400 bps asynchronous, Quadrature Amplitude
Modulation (QAM)
1200 bps (also V.22) asynchronous, Differential
Phase Shift Keying (DPSK)
1200 bps asymmetrical with 75 bps back channel
with Frequency Shift Keying (FSK), used by some
U.K. and European phone systems.
300 bps (ITU-T V.21 optional) asynchronous,
Frequency Shift Keying (FSK)
LAPM error control, 1200 bps and higher
Levels 2, 3, and 4 error control; level 5 data
compression, 1200 bps and higher
Asymmetrical mode, at 16.8/14.4/12 Kbps; 9600/
7200/4800 bps, 450/300 bps back channel
Data compression, 1200 bps and higher
Digital and remote digital loopback testing
Dialing and answering methods for automatic
calling and/or answering equipment.
Service Class 1 Asynchronous Facsimile DCE
Control Standard
bps
asynchronous Trellis