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V.21 and Bell 103 SoftModem (V21 and Bell 103 Software Modem)
Floreat’s V.21 modem software implements the ITU-T V.21 recommendation and Floreat’s Bell 103 Softmodem is Bell’s recommendation and now it’s Telcordia Technologies. The data rate for V.21 and Bell 103 SoftModem is 300 bps with a symbol rate of 300 symbols/sec. The modulation method is FSK. Floreat’s V21 modem software is also used in Floreat’s V.17 fax modem software and V.34 Software modem’s startup procedures.
Floreat also provides V.22bis/ V.22, V.23, V.21, Bell 212A, Bell 202 as well as V.32bis/ V.32, V.34, V.90 and V.92 software modem. Thus any modem software can be added for higher speed requirements.
Any Floreat SoftModem can be licensed as a module and this module can be executed as a task in an operating system in a multitasking environment or it can execute standalone with its own kernel provided by Floreat upon request.
Floreat’s software modems support most of the commercial analog front ends as well as various discrete DAAs with codecs, depending upon the application. The modem software also supports the digital environment such as T1/ E1 interfaces.
Floreat also implements V.42, MNP 2-4 error correction and V.42bis, MNP5 compression protocols with its software modems.
The above listed modem software can be integrated with Floreat’s other fax, telephony, speech compression, VoIP, FoIP, Imaging and Video software.
Floreat offers its software modems for various architectures; controllerless modem, hardware modem, host modem, DSP based modem, controller based modem, PC modem, RAS modem, Win Modem or USB modem. Floreat’s V.22bis/ V.22 and Bell 212A software modems are supported on various DSPs and processors as well as offered in ANSI C.
V.21 and Bell 103 SoftModem (V21 and Bell 103 Software Modem) printable pdf version 
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