RTSP/1.0 200 OK CSeq:3 Transport:RTP/AVP;unicast;client_port=46456-46457; server_port=46460-46461;mode=record;ttl=127 Session:12345678 SETUP rtsp://media.server.com/media/synthesizer RTSP/1.0 CSeq:2 Transport:RTP/AVP;unicast;client_port=46456-46457 Content-Type:application/sdp Content-Length:190 v=0 o=- 123 456 IN IP4 10.0.0.1 s=Media Server p=+1-888-555-1212 c=IN IP4 0.0.0.0 t=0 0 m=audio 0 RTP/AVP 0 96 a=rtpmap:0 pcmu/8000 a=rtpmap:96 telephone-event/8000 a=fmtp:96 0-15 ANNOUNCE rtsp://media.server.com/media/synthesizer RTSP/1.0 CSeq:4 Session:12345678 Content-Type:application/mrcp Content-Length:567 SPEAK 543257 MRCP/1.0 Kill-On-Barge-In:false Voice-gender:neutral Prosody-volume:medium Content-Type:application/synthesis+ssml Content-Length:412 <?xml version="1.0"?> <speak> <paragraph> <sentence>You have 4 new messages.</sentence> <sentence>The first is from <say-as type="name">Stephanie Williams</say-as> <mark name="Stephanie"/> and arrived at <break/> <say-as type="time">3:45pm</say-as>.</sentence> <sentence>The subject is <prosody rate="-20%">ski trip</prosody></sentence> </paragraph> </speak>