Define the DIDs as *3801 and *3802 and see if that makes a difference.
I have tried to define the DID as recommended and it doesn't seems to make a difference.
Here are the logs capture:
11/13/2024 10:07:51.322 PM Lsip{3794279/4075.1/UAS*[Connected&Neutral]} termination message:
InvTERM Recv Req BYE from 172.20.3.253:5060 tid=07175f14 Call-ID=
[email protected]:
BYE sip:
[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 172.20.3.253:5060;branch=z9hG4bK07175f14
Max-Forwards: 70
To: <sip:
[email protected]>;tag=b21f840e
From: "0123666498"<sip:
[email protected]>;tag=as1562021b
Call-ID:
[email protected]
CSeq: 104 BYE
Proxy-Authorization: Digest username="10000",realm="3CXPhoneSystem",algorithm=MD5,uri="sip:
[email protected]:5060",nonce="414d535c1d4543b097:c61361e999e15e9849c30d892bc08d75",response="4cb5ec7c95025e4c4ee31e7a224b4f47"
User-Agent: Digium Gateway
X-Asterisk-HangupCause: Normal Clearing
X-Asterisk-HangupCauseCode: 16
Content-Length: 0
11/13/2024 10:07:51.322 PM Lsip{3794279/4075.1/UAS*[Connected&Neutral]} sends: SendResp Send 200/BYE from 0.0.0.0:0 tid=07175f14 Call-ID=
[email protected]:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 172.20.3.253:5060;branch=z9hG4bK07175f14
Contact: <sip:
[email protected]:5060>
To: <sip:
[email protected]>;tag=b21f840e
From: "0123666498"<sip:
[email protected]>;tag=as1562021b
Call-ID:
[email protected]
CSeq: 104 BYE
Content-Length: 0
11/13/2024 10:07:51.321 PM L:4075.1[Line:10000<<0123666498{136d45653149}] onReadyToSend: Send Send 200/BYE from 0.0.0.0:0 tid=07175f14 Call-ID=
[email protected]:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 172.20.3.253:5060;branch=z9hG4bK07175f14
Contact: <sip:
[email protected]:5060>
To: <sip:
[email protected]>;tag=b21f840e
From: "0123666498"<sip:
[email protected]>;tag=as1562021b
Call-ID:
[email protected]
CSeq: 104 BYE
Content-Length: 0
11/13/2024 10:07:51.321 PM Checking for authentication of Auth Recv Req BYE from 172.20.3.253:5060 tid=07175f14 Call-ID=
[email protected]:
BYE sip:
[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 172.20.3.253:5060;branch=z9hG4bK07175f14
Max-Forwards: 70
To: <sip:
[email protected]>;tag=b21f840e
From: "0123666498" <sip:
[email protected]>;tag=as1562021b
Call-ID:
[email protected]
CSeq: 104 BYE
Proxy-Authorization: Digest username="10000",realm="3CXPhoneSystem",algorithm=MD5,uri="sip:
[email protected]:5060",nonce="414d535c1d4543b097:c61361e999e15e9849c30d892bc08d75",response="4cb5ec7c95025e4c4ee31e7a224b4f47"
User-Agent: Digium Gateway
X-Asterisk-HangupCause: Normal Clearing
X-Asterisk-HangupCauseCode: 16
Content-Length: 0
11/13/2024 10:07:45.260 PM Lsip{3794279/4075.1/UAS*[Connected&Neutral]}: confirmed:
InvIN Recv Req ACK from 172.20.3.253:5060 tid=55582816 Call-ID=
[email protected]:
ACK sip:
[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 172.20.3.253:5060;branch=z9hG4bK55582816
Max-Forwards: 70
Contact: <sip:
[email protected]:5060>
To: <sip:
[email protected]>;tag=b21f840e
From: "0123666498" <sip:
[email protected]>;tag=as1562021b
Call-ID:
[email protected]
CSeq: 103 ACK
User-Agent: Digium Gateway
Content-Length: 0
11/13/2024 10:07:36.152 PM Lsip{3794279/4075.1/UAS*[Sent200OK&AnswerSent]} Updated contact: <sip:
[email protected]:5060>
11/13/2024 10:07:29.932 PM Lsip{3794279/4075.1/UAS*[Sent200OK&AnswerSent]} Updating target <sip:
[email protected]:0> with "" user = 8997
11/13/2024 10:07:45.060 PM Lsip{3794279/4075.1/UAS*[Sent200OK&AnswerSent]}: connected
InvIN Send 200/INVITE from 0.0.0.0:0 tid=741ff67f Call-ID=
[email protected]:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 172.20.3.253:5060;branch=z9hG4bK741ff67f
Require: timer
Contact: <sip:
[email protected]:5060>
To: <sip:
[email protected]>;tag=b21f840e
From: "0123666498"<sip:
[email protected]>;tag=as1562021b
Call-ID:
[email protected]
CSeq: 103 INVITE
Session-Expires: 1800;refresher=uac
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REGISTER, SUBSCRIBE, NOTIFY, REFER, INFO, MESSAGE, UPDATE
Content-Type: application/sdp
Supported: replaces, timer
User-Agent: 3CXPhoneSystem 20.0.3.806 (806)
Content-Length: 279
v=0
o=3cxPS 240065183744 45919240193 IN IP4 172.20.201.86
s=3cxPS Audio call
c=IN IP4 172.20.201.86
t=0 0
m=audio 8430 RTP/AVP 8 0 9 3 101
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:9 G722/8000
a=rtpmap:3 GSM/8000
a=rtpmap:101 telephone-event/8000
a=sendrecv
The DID defined as advised:

I was trying to define *3802* to see if that makes a different and it's the same.