U 192.168.0.102:5060 -> 192.168.0.145:5060
REGISTER sip:server.itginc.jp SIP/2.0..Content-Length: 0..Contact:
<si
p:192.168.0.102>..Call-ID: 1D829350-79CC-42FD-93B7-0FBC361C65E2@192.16
8.0.102..From: <sip:vivian@server.itginc.jp>;tag=19895398..CSeq: 7
REG
ISTER..To: <sip:vivian@server.itginc.jp>..Via: SIP/2.0/UDP
192.168.0.1
02:5060....
#
U 192.168.0.145:5060 -> 192.168.0.102:5060
SIP/2.0 200
OK..Via: SIP/2.0/UDP 192.168.0.102:5060..From: <sip:vivian
@server.itginc.jp>;tag=19895398..To:
<sip:vivian@server.itginc.jp>..Ca
ll-ID: 1D829350-79CC-42FD-93B7-0FBC361C65E2@192.168.0.102..CSeq:
7 REG
ISTER..Expires: 600..Content-Length:
0....