The rest of the logs - it didn't allow me to post everything in one post.
#######ASAHI with the script uncommented (to remove +sip.instance)
**syslog
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 3cde8ee1@192.168.0.3
Content-Length: 0
CSeq: 20454 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-504eeb50
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600;+sip.instance="<urn:uuid:00000000-0000-0000-0000-9cadef1035b2>"
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**OBI to script
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 3cde8ee1@192.168.0.3
Content-Length: 0
CSeq: 20454 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-504eeb50
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600;+sip.instance="<urn:uuid:00000000-0000-0000-0000-9cadef1035b2>"
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**script to server
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 3cde8ee1@192.168.0.3
Content-Length: 0
CSeq: 20454 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-504eeb50
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**server to script
SIP/2.0 401 Unauthorized
Call-ID: 3cde8ee1@192.168.0.3
l: 0
CSeq: 20454 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
To: <sip:050xxxxxxxx@asahi-net.or.jp>
v: SIP/2.0/UDP 192.168.0.3:5060;received=118.xx.xx.xx;branch=z9hG4bK-504eeb50
User-Agent: OBIHAI/OBi100-1.3.0.2690
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
Date: Thu, 05 Apr 2012 14:55:35 GMT
WWW-Authenticate: Digest realm="ocn.ne.jp", domain="sip:210.227.109.205", nonce="1333635109", opaque="", stale=FALSE, algorithm=MD5
**script to OBI
SIP/2.0 401 Unauthorized
Call-ID: 3cde8ee1@192.168.0.3
l: 0
CSeq: 20454 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
To: <sip:050xxxxxxxx@asahi-net.or.jp>
v: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-504eeb50
User-Agent: OBIHAI/OBi100-1.3.0.2690
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
Date: Thu, 05 Apr 2012 14:55:35 GMT
WWW-Authenticate: Digest realm="ocn.ne.jp", domain="sip:210.227.109.205", nonce="1333635109", opaque="", stale=FALSE, algorithm=MD5
**syslog
SIP/2.0 401 Unauthorized
Call-ID: 3cde8ee1@192.168.0.3
l: 0
CSeq: 20454 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
To: <sip:050xxxxxxxx@asahi-net.or.jp>
v: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-504eeb50
User-Agent: OBIHAI/OBi100-1.3.0.2690
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
Date: Thu, 05 Apr 2012 14:55:35 GMT
WWW-Authenticate: Digest realm="ocn.ne.jp", domain="sip:210.227.109.205", nonce="1333635109", opaque="", stale=FALSE, algorithm=MD5
**syslog
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 3cde8ee1@192.168.0.3
Content-Length: 0
CSeq: 20455 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-194fa1b5
Authorization: DIGEST algorithm=MD5,nonce="1333635109",opaque="",realm="ocn.ne.jp",response="54e1ab3ca2aefb864606e2b3be7b9680",uri="sip:asahi-net.or.jp:5060",username="ABCDEFGH"
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600;+sip.instance="<urn:uuid:00000000-0000-0000-0000-9cadef1035b2>"
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**OBI to script
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 3cde8ee1@192.168.0.3
Content-Length: 0
CSeq: 20455 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-194fa1b5
Authorization: DIGEST algorithm=MD5,nonce="1333635109",opaque="",realm="ocn.ne.jp",response="54e1ab3ca2aefb864606e2b3be7b9680",uri="sip:asahi-net.or.jp:5060",username="ABCDEFGH"
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600;+sip.instance="<urn:uuid:00000000-0000-0000-0000-9cadef1035b2>"
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**script to server
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 3cde8ee1@192.168.0.3
Content-Length: 0
CSeq: 20455 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-194fa1b5
Authorization: DIGEST algorithm=MD5,nonce="1333635109",opaque="",realm="ocn.ne.jp",response="54e1ab3ca2aefb864606e2b3be7b9680",uri="sip:asahi-net.or.jp:5060",username="ABCDEFGH"
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**server to script
SIP/2.0 401 Unauthorized
Call-ID: 3cde8ee1@192.168.0.3
l: 0
CSeq: 20455 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
To: <sip:050xxxxxxxx@asahi-net.or.jp>
v: SIP/2.0/UDP 192.168.0.3:5060;received=118.xx.xx.xx;branch=z9hG4bK-194fa1b5
User-Agent: OBIHAI/OBi100-1.3.0.2690
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
Date: Thu, 05 Apr 2012 14:55:37 GMT
WWW-Authenticate: Digest realm="ocn.ne.jp", domain="sip:210.227.109.205", nonce="1333635109", opaque="", stale=FALSE, algorithm=MD5
**script to OBI
SIP/2.0 401 Unauthorized
Call-ID: 3cde8ee1@192.168.0.3
l: 0
CSeq: 20455 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
To: <sip:050xxxxxxxx@asahi-net.or.jp>
v: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-194fa1b5
User-Agent: OBIHAI/OBi100-1.3.0.2690
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
Date: Thu, 05 Apr 2012 14:55:37 GMT
WWW-Authenticate: Digest realm="ocn.ne.jp", domain="sip:210.227.109.205", nonce="1333635109", opaque="", stale=FALSE, algorithm=MD5
**syslog
SIP/2.0 401 Unauthorized
Call-ID: 3cde8ee1@192.168.0.3
l: 0
CSeq: 20455 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
To: <sip:050xxxxxxxx@asahi-net.or.jp>
v: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-194fa1b5
User-Agent: OBIHAI/OBi100-1.3.0.2690
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
Date: Thu, 05 Apr 2012 14:55:37 GMT
WWW-Authenticate: Digest realm="ocn.ne.jp", domain="sip:210.227.109.205", nonce="1333635109", opaque="", stale=FALSE, algorithm=MD5
**syslog
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 3cde8ee1@192.168.0.3
Content-Length: 0
CSeq: 20456 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-753d8a6b
Authorization: DIGEST algorithm=MD5,nonce="1333635109",opaque="",realm="ocn.ne.jp",response="54e1ab3ca2aefb864606e2b3be7b9680",uri="sip:asahi-net.or.jp:5060",username="ABCDEFGH"
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600;+sip.instance="<urn:uuid:00000000-0000-0000-0000-9cadef1035b2>"
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**OBI to script
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 3cde8ee1@192.168.0.3
Content-Length: 0
CSeq: 20456 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-753d8a6b
Authorization: DIGEST algorithm=MD5,nonce="1333635109",opaque="",realm="ocn.ne.jp",response="54e1ab3ca2aefb864606e2b3be7b9680",uri="sip:asahi-net.or.jp:5060",username="ABCDEFGH"
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600;+sip.instance="<urn:uuid:00000000-0000-0000-0000-9cadef1035b2>"
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**script to server
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 3cde8ee1@192.168.0.3
Content-Length: 0
CSeq: 20456 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-753d8a6b
Authorization: DIGEST algorithm=MD5,nonce="1333635109",opaque="",realm="ocn.ne.jp",response="54e1ab3ca2aefb864606e2b3be7b9680",uri="sip:asahi-net.or.jp:5060",username="ABCDEFGH"
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**server to script
SIP/2.0 401 Unauthorized
Call-ID: 3cde8ee1@192.168.0.3
l: 0
CSeq: 20456 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
To: <sip:050xxxxxxxx@asahi-net.or.jp>
v: SIP/2.0/UDP 192.168.0.3:5060;received=118.xx.xx.xx;branch=z9hG4bK-753d8a6b
User-Agent: OBIHAI/OBi100-1.3.0.2690
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
Date: Thu, 05 Apr 2012 14:55:37 GMT
WWW-Authenticate: Digest realm="ocn.ne.jp", domain="sip:210.227.109.205", nonce="1333635109", opaque="", stale=FALSE, algorithm=MD5
**script to OBI
SIP/2.0 401 Unauthorized
Call-ID: 3cde8ee1@192.168.0.3
l: 0
CSeq: 20456 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
To: <sip:050xxxxxxxx@asahi-net.or.jp>
v: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-753d8a6b
User-Agent: OBIHAI/OBi100-1.3.0.2690
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
Date: Thu, 05 Apr 2012 14:55:37 GMT
WWW-Authenticate: Digest realm="ocn.ne.jp", domain="sip:210.227.109.205", nonce="1333635109", opaque="", stale=FALSE, algorithm=MD5
**syslog
SIP/2.0 401 Unauthorized
Call-ID: 3cde8ee1@192.168.0.3
l: 0
CSeq: 20456 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
To: <sip:050xxxxxxxx@asahi-net.or.jp>
v: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-753d8a6b
User-Agent: OBIHAI/OBi100-1.3.0.2690
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
Date: Thu, 05 Apr 2012 14:55:37 GMT
WWW-Authenticate: Digest realm="ocn.ne.jp", domain="sip:210.227.109.205", nonce="1333635109", opaque="", stale=FALSE, algorithm=MD5
**syslog
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 043ab5f8@192.168.0.3
Content-Length: 0
CSeq: 37498 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-7addc0e8
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600;+sip.instance="<urn:uuid:00000000-0000-0000-0000-9cadef1035b2>"
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**OBI to script
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 043ab5f8@192.168.0.3
Content-Length: 0
CSeq: 37498 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-7addc0e8
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600;+sip.instance="<urn:uuid:00000000-0000-0000-0000-9cadef1035b2>"
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
**script to server
REGISTER sip:asahi-net.or.jp:5060 SIP/2.0
Call-ID: 043ab5f8@192.168.0.3
Content-Length: 0
CSeq: 37498 REGISTER
From: <sip:050xxxxxxxx@asahi-net.or.jp>;tag=SP142ba1c06728a71a5
Max-Forwards: 70
To: <sip:050xxxxxxxx@asahi-net.or.jp>
Via: SIP/2.0/UDP 192.168.0.3:5060;branch=z9hG4bK-7addc0e8
User-Agent: OBIHAI/OBi100-1.3.0.2690
Contact: <sip:050xxxxxxxx@192.168.0.3:5060>;expires=3600
Allow: ACK,BYE,CANCEL,INFO,INVITE,NOTIFY,OPTIONS,REFER
Supported: replaces
############callcentric & X-lite
**mac to callcentric
REGISTER sip:callcentric.com SIP/2.0
Via: SIP/2.0/UDP 192.168.0.11:18304;branch=z9hG4bK-d8754z-6c02e15ef2f14723-1---d8754z-;rport
Max-Forwards: 70
Contact: <sip:17xxxxxxxxx@192.168.0.11:18304;rinstance=c589050c263e2343;transport=udp>
To: "17xxxxxxxxx"<sip:17xxxxxxxxx@callcentric.com>
From: "17xxxxxxxxx"<sip:17xxxxxxxxx@callcentric.com>;tag=1da5972c
Call-ID: ZmYwODgzM2ZjYjFhM2Q5NGY0MmYyNzA0MjJjNzdkNmQ.
CSeq: 1 REGISTER
Expires: 3600
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
User-Agent: X-Lite 4 release 4.1 stamp 63215
Content-Length: 0
**callcentric to mac
SIP/2.0 407 Proxy Authentication Required
v: SIP/2.0/UDP 192.168.0.11:18304;branch=z9hG4bK-d8754z-6c02e15ef2f14723-1---d8754z-;rport=18304;received=118.xx.xx.xx
f: "17xxxxxxxxx" <sip:17xxxxxxxxx@callcentric.com>;tag=1da5972c
t: "17xxxxxxxxx" <sip:17xxxxxxxxx@callcentric.com>
i: ZmYwODgzM2ZjYjFhM2Q5NGY0MmYyNzA0MjJjNzdkNmQ.
CSeq: 1 REGISTER
Proxy-Authenticate: Digest realm="callcentric.com", domain="sip:callcentric.com", nonce="333bfa75900b48cd93bc4aa951eab21f", opaque="", stale=TRUE, algorithm=MD5
l: 0
**mac to callcentric
REGISTER sip:callcentric.com SIP/2.0
Via: SIP/2.0/UDP 192.168.0.11:18304;branch=z9hG4bK-d8754z-f90c3d6654fc6a32-1---d8754z-;rport
Max-Forwards: 70
Contact: <sip:17xxxxxxxxx@192.168.0.11:18304;rinstance=c589050c263e2343;transport=udp>
To: "17xxxxxxxxx"<sip:17xxxxxxxxx@callcentric.com>
From: "17xxxxxxxxx"<sip:17xxxxxxxxx@callcentric.com>;tag=1da5972c
Call-ID: ZmYwODgzM2ZjYjFhM2Q5NGY0MmYyNzA0MjJjNzdkNmQ.
CSeq: 2 REGISTER
Expires: 3600
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
Proxy-Authorization: Digest username="17xxxxxxxxx",realm="callcentric.com",nonce="333bfa75900b48cd93bc4aa951eab21f",uri="sip:callcentric.com",response="181f084fb8d9dcaaf7d5071b602ae3b2",algorithm=MD5
User-Agent: X-Lite 4 release 4.1 stamp 63215
Content-Length: 0
**callcentric to mac
NOTIFY sip:17xxxxxxxxx@192.168.0.11:18304;rinstance=c589050c263e2343;transport=udp SIP/2.0
v: SIP/2.0/UDP 204.11.192.22:5080;branch=z9hG4bK-c81ea1d1e3aca691df72891d90251052
f: <sip:17xxxxxxxxx@callcentric.com:5062>
t: <sip:17xxxxxxxxx@callcentric.com>
i: 44394ea86e66f937c8a3650f0b310489-5a83b63c66455064c7cfb3b9daf88915@callcentric.com
CSeq: 1 NOTIFY
Max-Forwards: 15
m: <sip:09878dbf69756e8993fcb21f6d19f530@204.11.192.22:5080;transport=udp>
Event: message-summary
c: application/simple-message-summary
l: 40
Messages-Waiting: no
Voicemail: 0/0
**mac to callcentric
SIP/2.0 200 OK
Via: SIP/2.0/UDP 204.11.192.22:5080;branch=z9hG4bK-c81ea1d1e3aca691df72891d90251052
Contact: <sip:192.168.0.11:18304>
To: <sip:17xxxxxxxxx@callcentric.com>;tag=50cd5313
From: <sip:17xxxxxxxxx@callcentric.com:5062>
Call-ID: 44394ea86e66f937c8a3650f0b310489-5a83b63c66455064c7cfb3b9daf88915@callcentric.com
CSeq: 1 NOTIFY
User-Agent: X-Lite 4 release 4.1 stamp 63215
Content-Length: 0
**callcentric to mac
SIP/2.0 200 Ok
v: SIP/2.0/UDP 192.168.0.11:18304;branch=z9hG4bK-d8754z-f90c3d6654fc6a32-1---d8754z-;rport=18304;received=118.xx.xx.xx
f: "17xxxxxxxxx" <sip:17xxxxxxxxx@callcentric.com>;tag=1da5972c
t: "17xxxxxxxxx" <sip:17xxxxxxxxx@callcentric.com>
i: ZmYwODgzM2ZjYjFhM2Q5NGY0MmYyNzA0MjJjNzdkNmQ.
CSeq: 2 REGISTER
m: <sip:17xxxxxxxxx@192.168.0.11:18304;rinstance=c589050c263e2343;transport=udp>;expires=60
l: 0