---

uart:~$ 00:00:04.700   pjsua_core.c  .TX 468 bytes Request msg REGISTER/cseq=60651 (tdta0x2023ca68) to UDP 10.10.2.4:5060:
REGISTER sip:10.10.2.4 SIP/2.0
Via: SIP/2.0/UDP 10.10.2.144:5060;rport;branch=z9hG4bKPj3koEp2X78YMV.MPXNwdtlTpceN7BEXKL
Max-Forwards: 70
From: <sip:444@10.10.2.4>;tag=Tfm-PtwCU9xhFL9hlCJWFxrOOd7MQfdE
To: <sip:444@10.10.2.4>
Call-ID: a8oSDVDH75JJIkc2YrJkfO2bS2Ewwu67
CSeq: 60651 REGISTER
Contact: <sip:444@10.10.2.144:5060;ob>
Expires: 300
Allow: PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, INFO, SUBSCRIBE, NOTIFY, REFER, MESSAGE, OPTIONS
Content-Length:  0


--end msg--

uart:~$ 00:00:05.701   pjsua_core.c  .TX 468 bytes Request msg REGISTER/cseq=60651 (tdta0x2023ca68) to UDP 10.10.2.4:5060:
REGISTER sip:10.10.2.4 SIP/2.0
Via: SIP/2.0/UDP 10.10.2.144:5060;rport;branch=z9hG4bKPj3koEp2X78YMV.MPXNwdtlTpceN7BEXKL
Max-Forwards: 70
From: <sip:444@10.10.2.4>;tag=Tfm-PtwCU9xhFL9hlCJWFxrOOd7MQfdE
To: <sip:444@10.10.2.4>
Call-ID: a8oSDVDH75JJIkc2YrJkfO2bS2Ewwu67
CSeq: 60651 REGISTER
Contact: <sip:444@10.10.2.144:5060;ob>
Expires: 300
Allow: PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, INFO, SUBSCRIBE, NOTIFY, REFER, MESSAGE, OPTIONS
Content-Length:  0


--end msg--
00:00:07.702   pjsua_core.c  .TX 468 bytes Request msg REGISTER/cseq=60651 (tdta0x2023ca68) to UDP 10.10.2.4:5060:
REGISTER sip:10.10.2.4 SIP/2.0
Via: SIP/2.0/UDP 10.10.2.144:5060;rport;branch=z9hG4bKPj3koEp2X78YMV.MPXNwdtlTpceN7BEXKL
Max-Forwards: 70
From: <sip:444@10.10.2.4>;tag=Tfm-PtwCU9xhFL9hlCJWFxrOOd7MQfdE
To: <sip:444@10.10.2.4>
Call-ID: a8oSDVDH75JJIkc2YrJkfO2bS2Ewwu67
CSeq: 60651 REGISTER
Contact: <sip:444@10.10.2.144:5060;ob>
Expires: 300
Allow: PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, INFO, SUBSCRIBE, NOTIFY, REFER, MESSAGE, OPTIONS
Content-Length:  0


--end msg--
00:00:07.760   pjsua_core.c  .RX 558 bytes Response msg 401/REGISTER/cseq=60651 (rdata0x20239b9c) from UDP 10.10.2.4:5060:
SIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP 10.10.2.144:5060;branch=z9hG4bKPj3koEp2X78YMV.MPXNwdtlTpceN7BEXKL;received=10.10.2.144;rport=5060
From: <sip:444@10.10.2.4>;tag=Tfm-PtwCU9xhFL9hlCJWFxrOOd7MQfdE
To: <sip:444@10.10.2.4>;tag=as10ff802d
Call-ID: a8oSDVDH75JJIkc2YrJkfO2bS2Ewwu67
CSeq: 60651 REGISTER
Server: Asterisk PBX 11.25.3
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
WWW-Authenticate: Digest algorithm=MD5, realm="asterisk", nonce="0aba5165"
Content-Length: 0


--end msg--
Acquiring transport type=UDP, sel=ip_ver[0], reuse=1 remote=10.10.2.4:5060 
(10.10.2.4)Acquiring transport got the lock
Search transport by remote address
Search loop & datagram transports with address zero
Search loop & datagram transports found one
Transport udp0x20238568 acquired
00:00:07.851   pjsua_core.c  ....TX 623 bytes Request msg REGISTER/cseq=60652 (tdta0x2023ca68) to UDP 10.10.2.4:5060:
REGISTER sip:10.10.2.4 SIP/2.0
Via: SIP/2.0/UDP 10.10.2.144:5060;rport;branch=z9hG4bKPjRvDhCbT06wVAPT374IttvJZlx.AihHPd
Max-Forwards: 70
From: <sip:444@10.10.2.4>;tag=Tfm-PtwCU9xhFL9hlCJWFxrOOd7MQfdE
To: <sip:444@10.10.2.4>
Call-ID: a8oSDVDH75JJIkc2YrJkfO2bS2Ewwu67
CSeq: 60652 REGISTER
Contact: <sip:444@10.10.2.144:5060;ob>
Expires: 300
Allow: PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, INFO, SUBSCRIBE, NOTIFY, REFER, MESSAGE, OPTIONS
Authorization: Digest username="444", realm="asterisk", nonce="0aba5165", uri="sip:10.10.2.4", response="5a77401cb9d3c3e46c9867af282102a6", algorithm=M
D5
Content-Length:  0


--end msg--
00:00:07.922   pjsua_core.c  .RX 575 bytes Response msg 200/REGISTER/cseq=60652 (rdata0x20239b9c) from UDP 10.10.2.4:5060:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 10.10.2.144:5060;branch=z9hG4bKPjRvDhCbT06wVAPT374IttvJZlx.AihHPd;received=10.10.2.144;rport=5060
From: <sip:444@10.10.2.4>;tag=Tfm-PtwCU9xhFL9hlCJWFxrOOd7MQfdE
To: <sip:444@10.10.2.4>;tag=as10ff802d
Call-ID: a8oSDVDH75JJIkc2YrJkfO2bS2Ewwu67
CSeq: 60652 REGISTER
Server: Asterisk PBX 11.25.3
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
Expires: 300
Contact: <sip:444@10.10.2.144:5060;ob>;expires=300
Date: Wed, 13 May 2026 13:03:29 GMT
Content-Length: 0


--end msg--
00:00:07.986    pjsua_acc.c  ....SIP outbound status for acc 0 is not active
00:00:07.993    pjsua_acc.c  ....Service-Route updated for acc 0 with 0 URI(s)
00:00:08.000    pjsua_acc.c  ....sip:444@10.10.2.4: registration success, status=200 (OK), will re-register in 300 seconds
00:00:08.011    pjsua_acc.c  ....Keep-alive timer started for acc 0, destination:10.10.2.4:5060, interval:14s
SIP registration success status=200