INVITE sip:7777@192.168.32.13:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.32.1:5060;branch=z9hG4bK22e87df5;rport
From: "3063" <sip:3063@vutbr.cz>;tag=as7a3db102
To: <sip:7777@192.168.32.13:5060>
Contact: <sip:3063@192.168.32.1>
Call-ID: 56e79bf513b8244b5cbda2e90cdded1a@vutbr.cz
CSeq: 102 INVITE
User-Agent: Asterisk PBX
Max-Forwards: 70
Date: Mon, 02 Feb 2009 10:05:05 GMT
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY
Supported: replaces
Content-Type: application/sdp
Content-Length: 184

v=0
o=root 15123 15123 IN IP4 192.168.32.1
s=session
c=IN IP4 192.168.32.1
t=0 0
m=audio 10708 RTP/AVP 0
a=rtpmap:0 PCMU/8000
a=silenceSupp:off - - - -
a=ptime:20
a=sendrecv