2Via: SIP/2.0/UDP client.example.com:5060;branch=z9hG4bK776asdhds
3Max-Forwards: 70
7CSeq: 1 INVITE
9Content-Type: application/sdp
10Content-Length: 219
11
12v=0
13o=alice 2890844526 2890844526 IN IP4 client.example.com
14s=-
15c=IN IP4 client.example.com
16t=0 0
17m=audio 49170 RTP/AVP 0 8 101
18a=rtpmap:0 PCMU/8000
19a=rtpmap:8 PCMA/8000
20a=rtpmap:101 telephone-event/8000
21a=fmtp:101 0-15
22a=sendrecv