Introduction 1-5
HELP Screens
The modem displays screens that summarize the command sets,
Dial command options, and S-Register functions. See Chapter
3.
Modem Compatibility
Total Control MP modems adhere to the following modulation
schemes and standards, ensuring com patibility with a wide
base of installed modems.
Note:
The International Telecommunication Union (ITU-T) was
formerly the International Telegraph and Telephone Consul
-
tative Committee (CCITT).
ITU-T V.34
28.8K/26.4K/24K/21.6K/19.2K/16.8K/
14.4K/12K/9600/7200/4800/2400 bps
(V.34 only)
V.FC
28.8K/26.4K/24K/21.6K/19.2K/16.8K/
14.4K bps (V.34 only)
V.32 terbo
21.6K/19.2K/16.8K/14.4K/12K/9600/
7200/4800 bps
ITU-T V.32
bis
14.4K/12K/9600/7200/4800 bps
ITU-T V.32
9600/4800 bps
ITU-T V.22
bis
2400 bps
Bell 212A
1200 bps (also V.22)
ITU-T V.23
1200 bps with 75 bps back channel (some U.K.
and European phone systems)
ITU-T V.25
Answer sequence for calls originating outside
the U.S. and Canada
Bell 103
300 bps (ITU-T V.21 optional)
ITU-T V.42
LAPM error control, 1200 bps and higher
ITU-T V.42
bis
Data compression, 1200 bps and higher
MNP
Levels 2, 3, and 4 error control, level 5 data
compression, 1200 bps and higher
