I have been checking this and found that Asterisk sends with the wrong Nonce to the Telecom operator for the Registration Packet and due to this the operator rejects the sip registration packet.
Asterisk was supposed to send the registration request with Nonce received from the previous unauthorized from Telecom operator and with new Cseq number. But the same is not happening intermittently.
No. Time Source Destination Protocol Length Info
3 2021-09-21 13:37:22.410347 10.10.10.10 10.10.20.20 SIP 634 Request: REGISTER sip:10.10.20.20 (1 binding) |
Frame 3: 634 bytes on wire (5072 bits), 634 bytes captured (5072 bits)
Internet Protocol Version 4, Src: 10.10.10.10, Dst: 10.10.20.20
User Datagram Protocol, Src Port: 5060, Dst Port: 5060
Session Initiation Protocol (REGISTER)
Request-Line: REGISTER sip:10.10.20.20 SIP/2.0
Message Header
Via: SIP/2.0/UDP 10.10.10.10:5060;branch=z9hG4bK700e676b
Max-Forwards: 70
From: sip:68880888@10.10.20.20;tag=as0af0b750
SIP from address: sip:68880888@10.10.20.20
SIP from tag: as0af0b750
To: sip:68880888@10.10.20.20
SIP to address: sip:68880888@10.10.20.20
Call-ID: 76a211b70f1b7cba6cea00b93528dcf5@10.10.10.10
CSeq: 377 REGISTER
Supported: replaces, timer
User-Agent: Telephony
Authorization: Digest username=“68880888”, realm=“SIP-68889200”, algorithm=MD5, uri=“sip:10.10.20.20”, nonce=“bf272c5f1558befb11675e94def46b72”, response=“b03ac89127dd1fce96bbf3e563ab34b7”
Authentication Scheme: Digest
Username: “68880888”
Realm: “SIP-68889200”
Algorithm: MD5
Authentication URI: “sip:10.10.20.20”
Nonce Value: “bf272c5f1558befb11675e94def46b72”
Digest Authentication Response: “b03ac89127dd1fce96bbf3e563ab34b7”
Expires: 300
Contact: sip:68880888@10.10.10.10:5060
Contact URI: sip:68880888@10.10.10.10:5060
Content-Length: 0
No. Time Source Destination Protocol Length Info
4 2021-09-21 13:37:22.422771 10.10.20.20 10.10.10.10 SIP 472 Status: 401 Unauthorized |
Frame 4: 472 bytes on wire (3776 bits), 472 bytes captured (3776 bits)
Internet Protocol Version 4, Src: 10.10.20.20, Dst: 10.10.10.10
User Datagram Protocol, Src Port: 5060, Dst Port: 5060
Session Initiation Protocol (401)
Status-Line: SIP/2.0 401 Unauthorized
Message Header
Via: SIP/2.0/UDP 10.10.10.10:5060;branch=z9hG4bK700e676b
Call-ID: 76a211b70f1b7cba6cea00b93528dcf5@10.10.10.10
From: sip:68880888@10.10.20.20;tag=as0af0b750
SIP from address: sip:68880888@10.10.20.20
SIP from tag: as0af0b750
To: sip:68880888@10.10.20.20;tag=bngrgl34
SIP to address: sip:68880888@10.10.20.20
SIP to tag: bngrgl34
CSeq: 377 REGISTER
User-Agent: ZTE-SoftSwitch
WWW-Authenticate: Digest realm=“SIP-68889200”,nonce=“5b6847c6f2b05851070a7c10602cce87”,ZTE-ID=694579d9636cb0748c101dfbc203134f
Authentication Scheme: Digest
Realm: “SIP-68889200”
Nonce Value: “5b6847c6f2b05851070a7c10602cce87”
ZTE-ID=694579d9636cb0748c101dfbc203134f
Content-Length: 0
No. Time Source Destination Protocol Length Info
5 2021-09-21 13:37:24.301300 10.10.10.10 10.10.20.20 SIP 634 Request: REGISTER sip:10.10.20.20 (1 binding) |
Frame 5: 634 bytes on wire (5072 bits), 634 bytes captured (5072 bits)
Internet Protocol Version 4, Src: 10.10.10.10, Dst: 10.10.20.20
User Datagram Protocol, Src Port: 5060, Dst Port: 5060
Session Initiation Protocol (REGISTER)
Request-Line: REGISTER sip:10.10.20.20 SIP/2.0
Message Header
Via: SIP/2.0/UDP 10.10.10.10:5060;branch=z9hG4bK700e676b
Max-Forwards: 70
From: sip:68880888@10.10.20.20;tag=as0af0b750
SIP from address: sip:68880888@10.10.20.20
SIP from tag: as0af0b750
To: sip:68880888@10.10.20.20
SIP to address: sip:68880888@10.10.20.20
Call-ID: 76a211b70f1b7cba6cea00b93528dcf5@10.10.10.10
CSeq: 377 REGISTER
Supported: replaces, timer
User-Agent: Telephony
Authorization: Digest username=“68880888”, realm=“SIP-68889200”, algorithm=MD5, uri=“sip:10.10.20.20”, nonce=“bf272c5f1558befb11675e94def46b72”, response=“b03ac89127dd1fce96bbf3e563ab34b7”
Authentication Scheme: Digest
Username: “68880888”
Realm: “SIP-68889200”
Algorithm: MD5
Authentication URI: “sip:10.10.20.20”
Nonce Value: “bf272c5f1558befb11675e94def46b72”
Digest Authentication Response: “b03ac89127dd1fce96bbf3e563ab34b7”
Expires: 300
Contact: sip:68880888@10.10.10.10:5060
Contact URI: sip:68880888@10.10.10.10:5060
Content-Length: 0
No. Time Source Destination Protocol Length Info
6 2021-09-21 13:37:24.306410 10.10.20.20 10.10.10.10 SIP 472 Status: 401 Unauthorized |
Frame 6: 472 bytes on wire (3776 bits), 472 bytes captured (3776 bits)
Internet Protocol Version 4, Src: 10.10.20.20, Dst: 10.10.10.10
User Datagram Protocol, Src Port: 5060, Dst Port: 5060
Session Initiation Protocol (401)
Status-Line: SIP/2.0 401 Unauthorized
Message Header
Via: SIP/2.0/UDP 10.10.10.10:5060;branch=z9hG4bK700e676b
Call-ID: 76a211b70f1b7cba6cea00b93528dcf5@10.10.10.10
From: sip:68880888@10.10.20.20;tag=as0af0b750
SIP from address: sip:68880888@10.10.20.20
SIP from tag: as0af0b750
To: sip:68880888@10.10.20.20;tag=bngrgl34
SIP to address: sip:68880888@10.10.20.20
SIP to tag: bngrgl34
CSeq: 377 REGISTER
User-Agent: ZTE-SoftSwitch
WWW-Authenticate: Digest realm=“SIP-68889200”,nonce=“5b6847c6f2b05851070a7c10602cce87”,ZTE-ID=694579d9636cb0748c101dfbc203134f
Authentication Scheme: Digest
Realm: “SIP-68889200”
Nonce Value: “5b6847c6f2b05851070a7c10602cce87”
ZTE-ID=694579d9636cb0748c101dfbc203134f
Content-Length: 0
No. Time Source Destination Protocol Length Info
7 2021-09-21 13:37:24.750605 10.10.10.10 10.10.20.20 SIP 634 Request: REGISTER sip:10.10.20.20 (1 binding) |
Frame 7: 634 bytes on wire (5072 bits), 634 bytes captured (5072 bits)
Internet Protocol Version 4, Src: 10.10.10.10, Dst: 10.10.20.20
User Datagram Protocol, Src Port: 5060, Dst Port: 5060
Session Initiation Protocol (REGISTER)
Request-Line: REGISTER sip:10.10.20.20 SIP/2.0
Message Header
Via: SIP/2.0/UDP 10.10.10.10:5060;branch=z9hG4bK700e676b
Max-Forwards: 70
From: sip:68880888@10.10.20.20;tag=as0af0b750
SIP from address: sip:68880888@10.10.20.20
SIP from tag: as0af0b750
To: sip:68880888@10.10.20.20
SIP to address: sip:68880888@10.10.20.20
Call-ID: 76a211b70f1b7cba6cea00b93528dcf5@10.10.10.10
CSeq: 377 REGISTER
Supported: replaces, timer
User-Agent: Telephony
Authorization: Digest username=“68880888”, realm=“SIP-68889200”, algorithm=MD5, uri=“sip:10.10.20.20”, nonce=“bf272c5f1558befb11675e94def46b72”, response=“b03ac89127dd1fce96bbf3e563ab34b7”
Authentication Scheme: Digest
Username: “68880888”
Realm: “SIP-68889200”
Algorithm: MD5
Authentication URI: “sip:10.10.20.20”
Nonce Value: “bf272c5f1558befb11675e94def46b72”
Digest Authentication Response: “b03ac89127dd1fce96bbf3e563ab34b7”
Expires: 300
Contact: sip:68880888@10.10.10.10:5060
Contact URI: sip:68880888@10.10.10.10:5060
Content-Length: 0
No. Time Source Destination Protocol Length Info
8 2021-09-21 13:37:24.755641 10.10.20.20 10.10.10.10 SIP 472 Status: 401 Unauthorized |
Frame 8: 472 bytes on wire (3776 bits), 472 bytes captured (3776 bits)
Internet Protocol Version 4, Src: 10.10.20.20, Dst: 10.10.10.10
User Datagram Protocol, Src Port: 5060, Dst Port: 5060
Session Initiation Protocol (401)
Status-Line: SIP/2.0 401 Unauthorized
Message Header
Via: SIP/2.0/UDP 10.10.10.10:5060;branch=z9hG4bK700e676b
Call-ID: 76a211b70f1b7cba6cea00b93528dcf5@10.10.10.10
From: sip:68880888@10.10.20.20;tag=as0af0b750
SIP from address: sip:68880888@10.10.20.20
SIP from tag: as0af0b750
To: sip:68880888@10.10.20.20;tag=bngrgl34
SIP to address: sip:68880888@10.10.20.20
SIP to tag: bngrgl34
CSeq: 377 REGISTER
User-Agent: ZTE-SoftSwitch
WWW-Authenticate: Digest realm=“SIP-68889200”,nonce=“5b6847c6f2b05851070a7c10602cce87”,ZTE-ID=694579d9636cb0748c101dfbc203134f
Authentication Scheme: Digest
Realm: “SIP-68889200”
Nonce Value: “5b6847c6f2b05851070a7c10602cce87”
ZTE-ID=694579d9636cb0748c101dfbc203134f
Content-Length: 0
No. Time Source Destination Protocol Length Info
9 2021-09-21 13:37:24.902966 10.10.10.10 10.10.20.20 SIP 634 Request: REGISTER sip:10.10.20.20 (1 binding) |
Frame 9: 634 bytes on wire (5072 bits), 634 bytes captured (5072 bits)
Internet Protocol Version 4, Src: 10.10.10.10, Dst: 10.10.20.20
User Datagram Protocol, Src Port: 5060, Dst Port: 5060
Session Initiation Protocol (REGISTER)
Request-Line: REGISTER sip:10.10.20.20 SIP/2.0
Message Header
Via: SIP/2.0/UDP 10.10.10.10:5060;branch=z9hG4bK5e0d1dec
Max-Forwards: 70
From: sip:68880888@10.10.20.20;tag=as0af0b750
SIP from address: sip:68880888@10.10.20.20
SIP from tag: as0af0b750
To: sip:68880888@10.10.20.20
SIP to address: sip:68880888@10.10.20.20
Call-ID: 76a211b70f1b7cba6cea00b93528dcf5@10.10.10.10
CSeq: 378 REGISTER
Supported: replaces, timer
User-Agent: Telephony
Authorization: Digest username=“68880888”, realm=“SIP-68889200”, algorithm=MD5, uri=“sip:10.10.20.20”, nonce=“5b6847c6f2b05851070a7c10602cce87”, response=“debb78c805d7496603f05d30e88368e1”
Authentication Scheme: Digest
Username: “68880888”
Realm: “SIP-68889200”
Algorithm: MD5
Authentication URI: “sip:10.10.20.20”
Nonce Value: “5b6847c6f2b05851070a7c10602cce87”
Digest Authentication Response: “debb78c805d7496603f05d30e88368e1”
Expires: 300
Contact: sip:68880888@10.10.10.10:5060
Contact URI: sip:68880888@10.10.10.10:5060
Content-Length: 0
No. Time Source Destination Protocol Length Info
10 2021-09-21 13:37:25.422681 10.10.10.10 10.10.20.20 SIP 634 Request: REGISTER sip:10.10.20.20 (1 binding) |
Frame 10: 634 bytes on wire (5072 bits), 634 bytes captured (5072 bits)
Internet Protocol Version 4, Src: 10.10.10.10, Dst: 10.10.20.20
User Datagram Protocol, Src Port: 5060, Dst Port: 5060
Session Initiation Protocol (REGISTER)
Request-Line: REGISTER sip:10.10.20.20 SIP/2.0
Message Header
Via: SIP/2.0/UDP 10.10.10.10:5060;branch=z9hG4bK5e0d1dec
Max-Forwards: 70
From: sip:68880888@10.10.20.20;tag=as0af0b750
SIP from address: sip:68880888@10.10.20.20
SIP from tag: as0af0b750
To: sip:68880888@10.10.20.20
SIP to address: sip:68880888@10.10.20.20
Call-ID: 76a211b70f1b7cba6cea00b93528dcf5@10.10.10.10
CSeq: 378 REGISTER
Supported: replaces, timer
User-Agent: Telephony
Authorization: Digest username=“68880888”, realm=“SIP-68889200”, algorithm=MD5, uri=“sip:10.10.20.20”, nonce=“5b6847c6f2b05851070a7c10602cce87”, response=“debb78c805d7496603f05d30e88368e1”
Authentication Scheme: Digest
Username: “68880888”
Realm: “SIP-68889200”
Algorithm: MD5
Authentication URI: “sip:10.10.20.20”
Nonce Value: “5b6847c6f2b05851070a7c10602cce87”
Digest Authentication Response: “debb78c805d7496603f05d30e88368e1”
Expires: 300
Contact: sip:68880888@10.10.10.10:5060
Contact URI: sip:68880888@10.10.10.10:5060
Content-Length: 0
No. Time Source Destination Protocol Length Info
11 2021-09-21 13:37:25.431774 10.10.20.20 10.10.10.10 SIP 472 Status: 401 Unauthorized |
Frame 11: 472 bytes on wire (3776 bits), 472 bytes captured (3776 bits)
Internet Protocol Version 4, Src: 10.10.20.20, Dst: 10.10.10.10
User Datagram Protocol, Src Port: 5060, Dst Port: 5060
Session Initiation Protocol (401)
Status-Line: SIP/2.0 401 Unauthorized
Message Header
Via: SIP/2.0/UDP 10.10.10.10:5060;branch=z9hG4bK5e0d1dec
Call-ID: 76a211b70f1b7cba6cea00b93528dcf5@10.10.10.10
From: sip:68880888@10.10.20.20;tag=as0af0b750
SIP from address: sip:68880888@10.10.20.20
SIP from tag: as0af0b750
To: sip:68880888@10.10.20.20;tag=m9adgm59
SIP to address: sip:68880888@10.10.20.20
SIP to tag: m9adgm59
CSeq: 378 REGISTER
User-Agent: ZTE-SoftSwitch
WWW-Authenticate: Digest realm=“SIP-68889200”,nonce=“511352bc0988bf25dc3a32a020edf0e0”,ZTE-ID=8abc21ef719f49de422e35bd366acae7
Authentication Scheme: Digest
Realm: “SIP-68889200”
Nonce Value: “511352bc0988bf25dc3a32a020edf0e0”
ZTE-ID=8abc21ef719f49de422e35bd366acae7
Content-Length: 0
No. Time Source Destination Protocol Length Info
12 2021-09-21 13:37:26.474149 10.10.20.20 10.10.10.10 SIP 472 Status: 401 Unauthorized |
Frame 12: 472 bytes on wire (3776 bits), 472 bytes captured (3776 bits)
Internet Protocol Version 4, Src: 10.10.20.20, Dst: 10.10.10.10
User Datagram Protocol, Src Port: 5060, Dst Port: 5060
Session Initiation Protocol (401)
Status-Line: SIP/2.0 401 Unauthorized
Message Header
Via: SIP/2.0/UDP 10.10.10.10:5060;branch=z9hG4bK5e0d1dec
Call-ID: 76a211b70f1b7cba6cea00b93528dcf5@10.10.10.10
From: sip:68880888@10.10.20.20;tag=as0af0b750
SIP from address: sip:68880888@10.10.20.20
SIP from tag: as0af0b750
To: sip:68880888@10.10.20.20;tag=m9adgm59
SIP to address: sip:68880888@10.10.20.20
SIP to tag: m9adgm59
CSeq: 378 REGISTER
User-Agent: ZTE-SoftSwitch
WWW-Authenticate: Digest realm=“SIP-68889200”,nonce=“511352bc0988bf25dc3a32a020edf0e0”,ZTE-ID=8abc21ef719f49de422e35bd366acae7
Authentication Scheme: Digest
Realm: “SIP-68889200”
Nonce Value: “511352bc0988bf25dc3a32a020edf0e0”
ZTE-ID=8abc21ef719f49de422e35bd366acae7
Content-Length: 0