вот:
Sending SIP PDU to ( 192.168.2.17:5060 ) from 5060
INVITE sip:11@192.168.2.17 SIP/2.0
Via: SIP/2.0/UDP 192.168.2.19:5060;branch=z9hG4bKf048f957a455
From: <sip:ap200@192.168.2.17>;tag=f048f957a4
To: <sip:11@192.168.2.17>
Call-ID: f06b3b48-20e9-f9b2-8057-0002a404a80a@192.168.2.19
CSeq: 55 INVITE
Supported: timer, replaces
Min-SE: 1800
Date: Tue, 27 May 2008 02:03:28 GMT
User-Agent: AddPac SIP Gateway
Contact: <sip:ap200@192.168.2.19>
Accept: application/sdp
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, UPDATE, REFER, NOTIFY, INFO
Content-Type: application/sdp
Content-Length: 282
Max-Forwards: 70
Remote-Party-ID: <sip:509505@192.168.2.17>;screen=yes;party=calling
v=0
o=ap200 1211853808 1211853808 IN IP4 192.168.2.19
s=AddPac Gateway SDP
c=IN IP4 192.168.2.19
t=1211853808 0
m=audio 23062 RTP/AVP 4 18 0 101
a=rtpmap:4 G723/8000
a=rtpmap:18 G729/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=ptime:30
Received SIP PDU from ( 192.168.2.17:5060 )
SIP/2.0 407 Proxy Authentication Required
Via: SIP/2.0/UDP 192.168.2.19:5060;branch=z9hG4bKf048f957a455;received=192.168.2.19
From: <sip:ap200@192.168.2.17>;tag=f048f957a4
To: <sip:11@192.168.2.17>;tag=as45686652
Call-ID: f06b3b48-20e9-f9b2-8057-0002a404a80a@192.168.2.19
CSeq: 55 INVITE
User-Agent: Asterisk PBX
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY
Supported: replaces
Proxy-Authenticate: Digest algorithm=MD5, realm="asterisk", nonce="7a2cdead"
Content-Length: 0
Sending SIP PDU to ( 192.168.2.17:5060 ) from 5060
ACK sip:11@192.168.2.17 SIP/2.0
Via: SIP/2.0/UDP 192.168.2.19:5060;branch=z9hG4bKf048f957a455
From: <sip:ap200@192.168.2.17>;tag=f048f957a4
To: <sip:11@192.168.2.17>;tag=as45686652
Call-ID: f06b3b48-20e9-f9b2-8057-0002a404a80a@192.168.2.19
CSeq: 55 ACK
Content-Length: 0
Max-Forwards: 70
не совсем понятно, строка:
Remote-Party-ID: <sip:509505@192.168.2.17>;screen=yes;party=calling
означает, что номер передается?
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