v=0
o=- 1042838054 3262615803 IN IP4 80.92.193.1
s=echo
i=MP3 audio
b=AS:32
t=3262615803 3262617423
a=type:broadcast
a=tool:lc v1.0a112
m=audio 1234 RTP/AVP 96
c=IN IP4 233.82.248.4/255
a=rtpmap:96 mpa-robust/90000