TBCP
Talk Burst Control Protocol
TBCP as defined by the OMA (Open Mobile Alliance) uses the application extension features of RTCP (RTP Control Protocol) in order to invoke floor control within the POC (Push to talk Over Cellular) environment. Typical messages include: Talk Burst Granted, Talk Burst Request Message, Talk Burst Deny Message, Talk Burst Release Message, Talk Burst Taken, Talk Burst Idle.