Radisys® Corporation, a global leader of open telecom solutions, today announced that Unisys, a global technology solutions ...

and dual-tone multi-frequency (DTMF) signal detection. Unisys chose Radisys’ Engage Media Server for its ability to deliver robust performance in virtualized and cloud-based deployments.

DTMF Encoder Decoder is very easy to use the program to decode DTMF dial tones found on telephone lines with touch-tone phones. • DTMF is the global standard for audible tones that represent the ...