Version 6.4  423  March 2012 
SIP User's Manual   20. Configuring the IP Media Parameters 
Allow:REGISTER,OPTIONS,INVITE,ACK,CANCEL,BYE,NOTIFY,PRACK,REFER,IN
FO,SUBSCRIBE,UPDATE 
Server: Audiocodes-Sip-Gateway-Mediant 1000/v.5.40A.010.006 
 
7.  SIP MESSAGE 7:  10.8.58.4:5060 -> 10.8.58.6:5060 
 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.8.58.6;branch=z9hG4bKacfowEuut 
From: <sip:600@10.8.8.10>;tag=1c201038291 
To: <sip:conf100@10.8.58.4;user=phone>;tag=1c1673415884 
Call-ID: 1008914574iYgW@10.8.58.6 
CSeq: 1 INVITE Contact: <sip:conf100@10.8.58.4> 
Supported: em,timer,replaces,path 
Allow:REGISTER,OPTIONS,INVITE,ACK,CANCEL,BYE,NOTIFY,PRACK,REFER,IN
FO,SUBSCRIBE,UPDATE 
Server: Audiocodes-Sip-Gateway-Mediant 1000/v.5.40A.010.006 
Content-Type: application/sdp 
Content-Length: 236  
v=0 o=AudiocodesGW 886442 597756 IN IP4 10.8.58.4 
s=Phone-Call 
c=IN IP4 10.8.58.4 
t=0 0 
m=audio 7150 RTP/AVP 4 96 
a=rtpmap:4 g723/8000 
a=fmtp:4 annexa=no 
a=rtpmap:96 telephone-event/8000 
a=fmtp:96 0-15 
a=ptime:30 
 
8.  SIP MESSAGE 8:  10.8.58.6:5060 -> 10.8.58.4:5060 
 
ACK sip:conf100@10.8.58.4 SIP/2.0 
Via: SIP/2.0/UDP 10.8.58.6;branch=z9hG4bKacRRRZPXN 
Max-Forwards: 70 
From: <sip:600@10.8.8.10>;tag=1c201038291 
To: <sip:conf100@10.8.58.4;user=phone>;tag=1c1673415884 
Call-ID: 1008914574iYgW@10.8.58.6 
CSeq: 1 ACK 
Contact: <sip:600@10.8.58.6> 
Supported: em,timer,replaces,path 
Allow:REGISTER,OPTIONS,INVITE,ACK,CANCEL,BYE,NOTIFY,PRACK,REFER,IN
FO,SUBSCRIBE,UPDATE 
User-Agent: Audiocodes-Sip-Gateway-Mediant 1000/v.4.60A.005.009 
 
9.  SIP MESSAGE 9:  10.8.58.8:5060 -> 10.8.58.4:5060 
 
INVITE sip:conf100@10.8.58.4;user=phone SIP/2.0 
Via: SIP/2.0/UDP 10.8.58.8;branch=z9hG4bKaczJpxnnv 
Max-Forwards: 70 
From: <sip:800@10.8.58.8>;tag=1c2419012378 
To: <sip:conf100@10.8.58.4;user=phone> 
Call-ID: 150852731NDDC@10.8.58.8