Itu Standards (Ccitt) - INSYS 56k small INT 2.0 Operating Manual

INSYS Modem 56k small INT 2.0/USB 1.0

14.7 ITU Standards (CCITT)

ITU Standards (CCITT) Meaning
V.21
V.22
V.22bis*
V.23
V.23 half-duplex
V.25bis*
V.32
V.32bis*
V.FC
V.34
V.34+
K56flex
V.42
V.42bis*
V.90
*bis = extended (french: secondly)
Bps indicates the transmitted bits per second.
Duplex means that the transmission takes place into both directions.
June 06
Transmission with 300 bps (duplex)
Transmission with 1,200 bps (duplex)
Transmission with 2,400 bps (duplex)
Send with 75 bps and receive with 1,200 bps and vice versa.
Send and receive with 1,200 bps.
Alternate command set for AT command set
Transmission with 9,600 bps or (fallback) 7,200, 4,800 bps.
Transmission with 14,400 bps or (fallback) 12,000, 9,600, 7,200, 4,800 bps.
Transmission with 28,800 bps or (fallback) 26,400, 24,000, 21,600, 19,200,
16,800, 14,400 bps.
Transmission with 28,800 bps or (fallback) 26,400, 24,000, 21,600, 19,200,
16,800, 14,400 bps.
Transmission with 33,600 bps or (fallback) 31,200, 28,800, 26,400, 24,000,
21,600, 19,200, 16,800, 14,400 bps.
Transmission with 56,000 bps or (fallback) 54,000, 52,000, 50,000, 48,000,
46,000, 44,000, 42,000, 40,000, 38,000, 36,000, 34,000, 32,000 bps.
Error protection method for DCE's with asynchronous-to-synchronous con-
version
Data compression method
Transmission with 56,000 bps or 54,667, 53,333, 52,000, 50,667, 49,333,
48,000, 46,667, 45,333, 42,667, 41,333, 40,000, 38,667, 37,333, 36,000, 34,667,
33,333, 32,000, 30,667, 29,333, 28,000 bps.
Technical Data
93