Now the Message like this:
ACK sip:address@hidden:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.0.195:57096;rport;branch=z9hG4bK.lkZpZLR2s
From: <sip:address@hidden>;tag=GBdMgfb0G
To: <sip:address@hidden>;tag=6514dea20a8ba102
CSeq: 20 ACK
Call-ID: wRRrmLlBlN
Max-Forwards: 70
----------------------------------------------------------------
I want to like this :
Via: SIP/2.0/UDP 192.168.0.195:57096;rport;branch=z9hG4bK.lkZpZLR2s
From: <sip:address@hidden>;tag=GBdMgfb0G
To: <sip:address@hidden>;tag=6514dea20a8ba102
CSeq: 20 ACK
Call-ID: wRRrmLlBlN
Max-Forwards: 70
Contact: <sip:address@hidden:5060>
------------------------------------------------------------------
Alan(邱振佳)