IP sipclient.ip.44232 > kamailio.public.ip.9060: UDP, length 600
E..t^...|....O........#d.`f.REGISTER sip:kamailio.mydomain.com:9060 SIP/2.0
Via: SIP/2.0/UDP sipclient.localip:44232;branch=z9hG4bK-d8754z-634d255fe10dca67-1---d8754z-;rport
Max-Forwards: 70
Contact: <sip:100@sipclient.localip:44232;rinstance=98cdfc7433355f19>
To: "100"<sip:100@kamailio.mydomain.com:9060>
From: "100"<sip:100@kamailio.mydomain.com:9060>;tag=765bbe73
Call-ID: OWI2YjQyNmEyNTIwMmNjMzRlYTU1Nzc5YzE1YjI5MGE.
CSeq: 1 REGISTER
Expires: 3600
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
Supported: replaces
User-Agent: Bria Professional release 2.4 stamp 49381
Content-Length: 0


IP kamailio.public.ip.9060 > sipclient.ip.44232: UDP, length 529
E..-.9..@..Y.....O..#d....9ISIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP sipclient.localip:44232;branch=z9hG4bK-d8754z-634d255fe10dca67-1---d8754z-;rport=44232;received=sipclient.ip
To: "100"<sip:100@kamailio.mydomain.com:9060>;tag=e61767d6869343720c26c1c144c781e1.4f1a
From: "100"<sip:100@kamailio.mydomain.com:9060>;tag=765bbe73
Call-ID: OWI2YjQyNmEyNTIwMmNjMzRlYTU1Nzc5YzE1YjI5MGE.
CSeq: 1 REGISTER
WWW-Authenticate: Digest realm="kamailio.mydomain.com", nonce="U2kSRFNpERjbj7FZGIdjiDz0Zjt/W6VF"
Server: kamailio (3.3.7 (x86_64/linux))
Content-Length: 0


IP sipclient.ip.44232 > kamailio.public.ip.9060: UDP, length 800
E..<^...|....O........#d.(C.REGISTER sip:kamailio.mydomain.com:9060 SIP/2.0
Via: SIP/2.0/UDP sipclient.localip:44232;branch=z9hG4bK-d8754z-5902aa0d833f9f29-1---d8754z-;rport
Max-Forwards: 70
Contact: <sip:100@sipclient.localip:44232;rinstance=98cdfc7433355f19>
To: "100"<sip:100@kamailio.mydomain.com:9060>
From: "100"<sip:100@kamailio.mydomain.com:9060>;tag=765bbe73
Call-ID: OWI2YjQyNmEyNTIwMmNjMzRlYTU1Nzc5YzE1YjI5MGE.
CSeq: 2 REGISTER
Expires: 3600
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
Supported: replaces
User-Agent: Bria Professional release 2.4 stamp 49381
Authorization: Digest username="100",realm="kamailio.mydomain.com",nonce="U2kSRFNpERjbj7FZGIdjiDz0Zjt/W6VF",uri="sip:kamailio.mydomain.com:9060",response="b20d43c922d3bb8e0355f079d54fafef",algorithm=MD5
Content-Length: 0


IP kamailio.public.ip.9060 > sipclient.ip.44232: UDP, length 529
E..-.:..@..X.....O..#d....9ISIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP sipclient.localip:44232;branch=z9hG4bK-d8754z-5902aa0d833f9f29-1---d8754z-;rport=44232;received=sipclient.ip
To: "100"<sip:100@kamailio.mydomain.com:9060>;tag=e61767d6869343720c26c1c144c781e1.eac9
From: "100"<sip:100@kamailio.mydomain.com:9060>;tag=765bbe73
Call-ID: OWI2YjQyNmEyNTIwMmNjMzRlYTU1Nzc5YzE1YjI5MGE.
CSeq: 2 REGISTER
WWW-Authenticate: Digest realm="kamailio.mydomain.com", nonce="U2kSRFNpERjbj7FZGIdjiDz0Zjt/W6VF"
Server: kamailio (3.3.7 (x86_64/linux))
Content-Length: 0