DTMF over IP – SIP INFO, Inband & RTP Events
Nick DTMF's implementation in VoIP and the 3 types of DTMF encoding (Inband, RTP Event and SIP INFO)
July 2018
RFC2976 / RFC6086 – SIP INFO
SIP INFO was designed to carry session related information during a session. SIP was designed to setup and tear down sessions, with little thought given to what happens after the…
Motorola GP Series CPS Unlock
Simple registry hack to unlock CPS region for programming GP series handhelds / mobiles.