Version 6.4  449  March 2012 
SIP User's Manual   20. Configuring the IP Media Parameters 
o=AudiocodesGW 355320 153319 IN IP4 10.33.24.1 
s=Phone-Call 
c=IN IP4 10.33.24.1 
t=0 0 
m=audio 7170 RTP/AVP 0 
a=rtpmap:0 pcmu/8000 
a=ptime:20 
 
4.  SIP MESSAGE 4:  10.33.2.40:5060 -> 10.33.24.1:5060 
 
ACK sip:10.33.24.1 SIP/2.0 
Via: SIP/2.0/UDP 10.33.2.40;branch=z9hG4bKacnNUEeKP 
Max-Forwards: 70 
From: <sip:103@10.33.2.40>;tag=1c2917829348 
To: <sip:annc@10.33.24.1>;tag=1c1528117157 
Call-ID: 1414622340oZZq@10.33.2.40 
CSeq: 1 ACK 
Contact: <sip:103@10.33.2.40> 
Supported: em,timer,replaces,path 
Allow:REGISTER,OPTIONS,INVITE,ACK,CANCEL,BYE,NOTIFY,PRACK,REFER,IN
FO,SUBSCRIBE,UPDATE 
User-Agent: Audiocodes-Sip-Gateway-4.0 GA/v.4.0 GA 
 
5.  SIP MESSAGE 5:  10.33.24.1:5060 -> 10.33.2.40:5060 
 
BYE sip:103@10.33.2.40 SIP/2.0 
Via: SIP/2.0/UDP 10.33.24.1;branch=z9hG4bKacFhtFbFR 
Max-Forwards: 70 
From: <sip:annc@10.33.24.1>;tag=1c1528117157 
To: <sip:103@10.33.2.40>;tag=1c2917829348 
Call-ID: 1414622340oZZq@10.33.2.40 
CSeq: 1 BYE 
Contact: <sip:10.33.24.1> 
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.5.40.010.006D 
 
6.  SIP MESSAGE 6:  10.33.2.40:5060 -> 10.33.24.1:5060 
 
SIP/2.0 200 OK 
Via: SIP/2.0/UDP 10.33.24.1;branch=z9hG4bKacFhtFbFR 
From: <sip:annc@10.33.24.1>;tag=1c1528117157 
To: <sip:103@10.33.2.40>;tag=1c2917829348 
Call-ID: 1414622340oZZq@10.33.2.40 
CSeq: 1 BYE 
Contact: <sip:103@10.33.2.40> 
Supported: em,timer,replaces,path 
Allow:REGISTER,OPTIONS,INVITE,ACK,CANCEL,BYE,NOTIFY,PRACK,REFER,IN
FO,SUBSCRIBE,UPDATE 
Server: Audiocodes-Sip-Gateway-4.0 GA/v.4.0 GA