Call Declined By Unknown Reason

Added timestamp log

[Mar 24 23:04:38] VERBOSE[16766] res_pjsip_logger.c: <--- Received SIP request (521 bytes) from UDP:36.XXX.XXX.XXX:12614 --->
REGISTER sip:sip.domain.com SIP/2.0
Via: SIP/2.0/UDP 36.XXX.XXX.XXX:5060;branch=z9hG4bKPjjDvpztCBdn.CSh.lhFrjKaIVEw3IUXLK;rport
Call-ID: T--50O.rpE3EYATDdIiWI4IwTUz2mksS
From: <sip:camerabcdae445-4887-4d5b-8b94-6593a8cc22f2@sip.domain.com>;tag=XuaSph4bmcOv0PgiNAel0.ovZAoqMsQZ
To: <sip:camerabcdae445-4887-4d5b-8b94-6593a8cc22f2@sip.domain.com>
CSeq: 8205 REGISTER
Max-Forwards: 70
Contact: <sip:camerabcdae445-4887-4d5b-8b94-6593a8cc22f2@36.XXX.XXX.XXX:12614;ob>
Expires: 0
Content-Length: 0


[Mar 24 23:04:38] VERBOSE[16767] res_pjsip_logger.c: <--- Transmitting SIP response (643 bytes) to UDP:36.XXX.XXX.XXX:12614 --->
SIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP 36.XXX.XXX.XXX:5060;rport=12614;received=36.XXX.XXX.XXX;branch=z9hG4bKPjjDvpztCBdn.CSh.lhFrjKaIVEw3IUXLK
Call-ID: T--50O.rpE3EYATDdIiWI4IwTUz2mksS
From: <sip:camerabcdae445-4887-4d5b-8b94-6593a8cc22f2@sip.domain.com>;tag=XuaSph4bmcOv0PgiNAel0.ovZAoqMsQZ
To: <sip:camerabcdae445-4887-4d5b-8b94-6593a8cc22f2@sip.domain.com>;tag=z9hG4bKPjjDvpztCBdn.CSh.lhFrjKaIVEw3IUXLK
CSeq: 8205 REGISTER
WWW-Authenticate: Digest realm="asterisk",nonce="1616627078/a0507883864d873ca061dc52c7bf893f",opaque="226686ed46386e7c",algorithm=md5,qop="auth"
Server: Asterisk PBX 16.4.0
Content-Length:  0


[Mar 24 23:04:38] VERBOSE[16766] res_pjsip_logger.c: <--- Received SIP request (845 bytes) from UDP:36.XXX.XXX.XXX:12614 --->
REGISTER sip:sip.domain.com SIP/2.0
Via: SIP/2.0/UDP 36.XXX.XXX.XXX:5060;branch=z9hG4bKPjPM16cTJbs65P5TqVJj57g1ouOtogGgj.;rport
Call-ID: T--50O.rpE3EYATDdIiWI4IwTUz2mksS
From: <sip:camerabcdae445-4887-4d5b-8b94-6593a8cc22f2@sip.domain.com>;tag=XuaSph4bmcOv0PgiNAel0.ovZAoqMsQZ
To: <sip:camerabcdae445-4887-4d5b-8b94-6593a8cc22f2@sip.domain.com>
CSeq: 8206 REGISTER
Max-Forwards: 70
Contact: <sip:camerabcdae445-4887-4d5b-8b94-6593a8cc22f2@36.XXX.XXX.XXX:12614;ob>
Expires: 0
Authorization: Digest username="camerabcdae445-4887-4d5b-8b94-6593a8cc22f2",realm="asterisk",nonce="1616627078/a0507883864d873ca061dc52c7bf893f",uri="sip:sip.domain.com",response="f0e4576e5e99a296ccf3c961108ebee3",algorithm=MD5,cnonce="5TeuqcSZFE4gPXldaD60EjKeiWkgax5R",opaque="226686ed46386e7c",qop=auth,nc=00000001
Content-Length: 0


[Mar 24 23:04:38] VERBOSE[16767] res_pjsip_logger.c: <--- Transmitting SIP response (536 bytes) to UDP:36.XXX.XXX.XXX:12614 --->
SIP/2.0 200 OK
Via: SIP/2.0/UDP 36.XXX.XXX.XXX:5060;rport=12614;received=36.XXX.XXX.XXX;branch=z9hG4bKPjPM16cTJbs65P5TqVJj57g1ouOtogGgj.
Call-ID: T--50O.rpE3EYATDdIiWI4IwTUz2mksS
From: <sip:camerabcdae445-4887-4d5b-8b94-6593a8cc22f2@sip.domain.com>;tag=XuaSph4bmcOv0PgiNAel0.ovZAoqMsQZ
To: <sip:camerabcdae445-4887-4d5b-8b94-6593a8cc22f2@sip.domain.com>;tag=z9hG4bKPjPM16cTJbs65P5TqVJj57g1ouOtogGgj.
CSeq: 8206 REGISTER
Date: Wed, 24 Mar 2021 23:04:38 GMT
Expires: 0
Server: Asterisk PBX 16.4.0
Content-Length:  0

The device has asked to remove the registration. Why it is doing that I don’t know. It’s done by specifying an Expires of 0 in the REGISTER request.

Thank you so much.
Now, it seems like that the problem is on the device side now.
I will check it on the device.

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