![]() The code that adds the DTMF events to the queue is shown below. The mechanism used to send the DTMF tones is to add them to a queue which is monitored by the thread generating the RTP stream. The difference is that the RTP stream from is now hard coded to send silence with 3 DTMF tones interspersed. The send DTMF example is based on the UserAgentClient example. The SendDtmf contains an example of how to send DTMF tones using RTP events as specified in RFC2833.
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