Hello Alex,

After some testing I see on SDP call stack after first INVITE,

U 2014/03/27 12:29:05.441651 10.237.236.150:56892 -> 10.237.236.207:5060
REGISTER sip:networklab.loc;transport=UDP SIP/2.0.
Via: SIP/2.0/UDP 10.237.236.150:56892;branch=z9hG4bK-d8754z-956aca8a2d207a79-1---d8754z-.
Max-Forwards: 70.
Contact: <sip:1240@10.237.236.150:56892;rinstance=919639f35836b7ff;transport=UDP>.
To: "John Couch"<sip:1240@networklab.loc;transport=UDP>.
From: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=6e1ac002.
Call-ID: MjQ5OTY5OTAxNGM3NDdiOGJlZTg2YjI5NmQ5MWRjM2M..
CSeq: 2 REGISTER.
Expires: 3600.
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE.
Supported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri.
User-Agent: Z 3.2.21357 r21367.
Allow-Events: presence, kpml.
Content-Length: 0.
.


U 2014/03/27 12:29:05.442162 10.237.236.207:5060 -> 10.237.236.150:56892
SIP/2.0 401 Unauthorized.
Via: SIP/2.0/UDP 10.237.236.150:56892;branch=z9hG4bK-d8754z-956aca8a2d207a79-1---d8754z-.
To: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=b27e1a1d33761e85846fc98f5f3a7e58.ee33.
From: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=6e1ac002.
Call-ID: MjQ5OTY5OTAxNGM3NDdiOGJlZTg2YjI5NmQ5MWRjM2M..
CSeq: 2 REGISTER.
WWW-Authenticate: Digest realm="networklab.loc", nonce="UzRS/VM0UdG+dpdwGxM0b6wbUgs/AheL", qop="auth".
Server: kamailio (4.1.2 (x86_64/linux)).
Content-Length: 0.
.


U 2014/03/27 12:29:05.451491 10.237.236.150:56892 -> 10.237.236.207:5060
REGISTER sip:networklab.loc;transport=UDP SIP/2.0.
Via: SIP/2.0/UDP 10.237.236.150:56892;branch=z9hG4bK-d8754z-57f468fe84211962-1---d8754z-.
Max-Forwards: 70.
Contact: <sip:1240@10.237.236.150:56892;rinstance=919639f35836b7ff;transport=UDP>.
To: "John Couch"<sip:1240@networklab.loc;transport=UDP>.
From: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=6e1ac002.
Call-ID: MjQ5OTY5OTAxNGM3NDdiOGJlZTg2YjI5NmQ5MWRjM2M..
CSeq: 3 REGISTER.
Expires: 3600.
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE.
Supported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri.
User-Agent: Z 3.2.21357 r21367.
Authorization: Digest username="1240",realm="networklab.loc",nonce="UzRS/VM0UdG+dpdwGxM0b6wbUgs/AheL",uri="sip:networklab.loc;transport=UDP",response="492ead1598de81a10ee8a1f2e15cf6f2",cnonce="6b9530780e8e8df2836b6920a3a35144",nc=00000001,qop=auth,algorithm=MD5.
Allow-Events: presence, kpml.
Content-Length: 0.
.


U 2014/03/27 12:29:05.453303 10.237.236.207:5060 -> 10.237.236.150:56892
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 10.237.236.150:56892;branch=z9hG4bK-d8754z-57f468fe84211962-1---d8754z-.
To: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=b27e1a1d33761e85846fc98f5f3a7e58.8292.
From: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=6e1ac002.
Call-ID: MjQ5OTY5OTAxNGM3NDdiOGJlZTg2YjI5NmQ5MWRjM2M..
CSeq: 3 REGISTER.
Server: kamailio (4.1.2 (x86_64/linux)).
Content-Length: 0.
.


U 2014/03/27 12:29:24.359951 10.237.236.212:57816 -> 10.237.236.207:5060
.
.
..............

U 2014/03/27 12:29:32.661825 10.237.236.150:56892 -> 10.237.236.207:5060
INVITE sip:1200@networklab.loc;transport=UDP SIP/2.0.
Via: SIP/2.0/UDP 10.237.236.150:56892;branch=z9hG4bK-d8754z-dd99050e9fca2163-1---d8754z-.
Max-Forwards: 70.
Contact: <sip:1240@10.237.236.150:56892;transport=UDP>.
To: <sip:1200@networklab.loc;transport=UDP>.
From: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=270d1828.
Call-ID: ZGNhMDdmOGQ1MWFhZTA2NGYwMTE1YThlM2UwNTQxYzI..
CSeq: 1 INVITE.
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE.
Content-Type: application/sdp.
Supported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri.
User-Agent: Z 3.2.21357 r21367.
Allow-Events: presence, kpml.
Content-Length: 165.
.
v=0.
o=Z 0 0 IN IP4 10.237.236.150.
s=Z.
c=IN IP4 10.237.236.150.
t=0 0.
m=audio 8000 RTP/AVP 0 101.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-15.
a=sendrecv.


U 2014/03/27 12:29:32.662331 10.237.236.207:5060 -> 10.237.236.150:56892
SIP/2.0 407 Proxy Authentication Required.
Via: SIP/2.0/UDP 10.237.236.150:56892;branch=z9hG4bK-d8754z-dd99050e9fca2163-1---d8754z-.
To: <sip:1200@networklab.loc;transport=UDP>;tag=b27e1a1d33761e85846fc98f5f3a7e58.73fa.
From: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=270d1828.
Call-ID: ZGNhMDdmOGQ1MWFhZTA2NGYwMTE1YThlM2UwNTQxYzI..
CSeq: 1 INVITE.
Proxy-Authenticate: Digest realm="networklab.loc", nonce="UzRTGFM0Uezw+Q1ZC/KUq4LDqr7BFZZ/", qop="auth".
Server: kamailio (4.1.2 (x86_64/linux)).
Content-Length: 0.
.


U 2014/03/27 12:29:32.672262 10.237.236.150:56892 -> 10.237.236.207:5060
ACK sip:1200@networklab.loc;transport=UDP SIP/2.0.
Via: SIP/2.0/UDP 10.237.236.150:56892;branch=z9hG4bK-d8754z-dd99050e9fca2163-1---d8754z-.
Max-Forwards: 70.
To: <sip:1200@networklab.loc;transport=UDP>;tag=b27e1a1d33761e85846fc98f5f3a7e58.73fa.
From: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=270d1828.
Call-ID: ZGNhMDdmOGQ1MWFhZTA2NGYwMTE1YThlM2UwNTQxYzI..
CSeq: 1 ACK.
Content-Length: 0.
.


U 2014/03/27 12:29:32.680559 10.237.236.150:56892 -> 10.237.236.207:5060
INVITE sip:1200@networklab.loc;transport=UDP SIP/2.0.
Via: SIP/2.0/UDP 10.237.236.150:56892;branch=z9hG4bK-d8754z-4ac013f010b101fe-1---d8754z-.
Max-Forwards: 70.
Contact: <sip:1240@10.237.236.150:56892;transport=UDP>.
To: <sip:1200@networklab.loc;transport=UDP>.
From: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=270d1828.
Call-ID: ZGNhMDdmOGQ1MWFhZTA2NGYwMTE1YThlM2UwNTQxYzI..
CSeq: 2 INVITE.
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE.
Content-Type: application/sdp.
Proxy-Authorization: Digest username="1240",realm="networklab.loc",nonce="UzRTGFM0Uezw+Q1ZC/KUq4LDqr7BFZZ/",uri="sip:1200@networklab.loc;transport=UDP",response="0373158cea6615a4bca50401ace5af75",cnonce="4dfbe915fff3e822e9bc5ac7c3b526f8",nc=00000001,qop=auth,algorithm=MD5.
Supported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri.
User-Agent: Z 3.2.21357 r21367.
Allow-Events: presence, kpml.
Content-Length: 165.
.
v=0.
o=Z 0 0 IN IP4 10.237.236.150.
s=Z.
c=IN IP4 10.237.236.150.
t=0 0.
m=audio 8000 RTP/AVP 0 101.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-15.
a=sendrecv.


U 2014/03/27 12:29:32.682376 10.237.236.207:5060 -> 10.237.236.150:56892
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 10.237.236.150:56892;branch=z9hG4bK-d8754z-4ac013f010b101fe-1---d8754z-.
To: <sip:1200@networklab.loc;transport=UDP>;tag=b27e1a1d33761e85846fc98f5f3a7e58.eb89.
From: "John Couch"<sip:1240@networklab.loc;transport=UDP>;tag=270d1828.
Call-ID: ZGNhMDdmOGQ1MWFhZTA2NGYwMTE1YThlM2UwNTQxYzI..
CSeq: 2 INVITE.
Server: kamailio (4.1.2 (x86_64/linux)).
Content-Length: 0.
.


U 2014/03/27 12:29:35.462838 10.237.236.150:56892 -> 10.237.236.207:5060
.

From: "Alex Balashov" <abalashov@evaristesys.com>
To: sr-users@lists.sip-router.org
Sent: Wednesday, March 26, 2014 3:24:38 PM
Subject: Re: [SR-Users] kamailio db
On 03/26/2014 03:23 PM, Slava Bendersky wrote:
> Hello Alex,
> Here config in pastebin
>
> http://pastebin.com/hKDZC1iY
I'll take a look and get back to you as soon as I can. Right now, I need
to catch a flight to Kamailio World.  :)
--
Alex Balashov - Principal
Evariste Systems LLC
235 E Ponce de Leon Ave
Suite 106
Decatur, GA 30030
United States
Tel: +1-678-954-0670
Web: http://www.evaristesys.com/, http://www.alexbalashov.com/
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