Log details here, if they're of any help ...
10/25/2024 12:52:37 PM - Leg L:22.5[Extn:604] is terminated: Cause: 487 Request Terminated/INVITE from 127.0.0.1:5063
10/25/2024 12:52:37 PM - [CM503003]: Call(C:22): Call to <sip:
[email protected]:0> has failed; Cause: 487 Request Terminated/INVITE from 127.0.0.1:5063
10/25/2024 12:52:37 PM - Leg L:22.6[Extn:604] is terminated: Cause: 487 Request Terminated/INVITE from 127.0.0.1:5483
10/25/2024 12:52:37 PM - [CM503003]: Call(C:22): Call to <sip:
[email protected]:0> has failed; Cause: 487 Request Terminated/INVITE from 127.0.0.1:5483
10/25/2024 12:52:37 PM - Leg L:22.4[Extn:603] is terminated: Cause: 487 Request Terminated/INVITE from 127.0.0.1:5483
10/25/2024 12:52:37 PM - [CM503003]: Call(C:22): Call to <sip:
[email protected]:0> has failed; Cause: 487 Request Terminated/INVITE from 127.0.0.1:5483
10/25/2024 12:52:37 PM - Leg L:22.3[Extn:600] is terminated: Cause: 487 Request Terminated/INVITE from 127.0.0.1:5483
10/25/2024 12:52:37 PM - [CM503003]: Call(C:22): Call to <sip:
[email protected]:0> has failed; Cause: 487 Request Terminated/INVITE from 127.0.0.1:5483
10/25/2024 12:52:37 PM - [CM503008]: Call(C:22): Call is terminated
10/25/2024 12:52:37 PM - Leg L:22.1[Line:10004<<XXXXXXXXXX] is terminated: Cause: CANCEL from XXXXXXXXXX:5060
10/25/2024 12:52:27 PM - [CM503002]: Call(C:22): Alerting Extn:604 by contact <sip:
[email protected]:5063/UDP>
10/25/2024 12:52:27 PM - [CM503002]: Call(C:22): Alerting Extn:604 by contact <sip:
[email protected]:5483/UDP>
10/25/2024 12:52:27 PM - [CM503002]: Call(C:22): Alerting Extn:603 by contact <sip:
[email protected]:5483/UDP>
10/25/2024 12:52:27 PM - [CM503002]: Call(C:22): Alerting Extn:600 by contact <sip:
[email protected]:5483/UDP>
10/25/2024 12:52:27 PM - Leg L:22.2[Extn:600] is terminated: Cause: 487 Request Terminated/INVITE from 127.0.0.1:5483
10/25/2024 12:52:27 PM - [Flow] No office hours set, office hours assumed
10/25/2024 12:52:27 PM - [Flow] Target endpoint for 600 is Extn:600
10/25/2024 12:52:27 PM - L:22.1[Line:10004<<XXXXXXXXXX] forwards call from RingAll:809 to RingAll:810 based on rule
10/25/2024 12:52:27 PM - [Flow] Target endpoint for 810 is RingAll:810
10/25/2024 12:52:27 PM - L:22.1[Line:10004<<XXXXXXXXXX] failed to reach RingAll:809, reason No Answer
10/25/2024 12:51:57 PM - [CM503002]: Call(C:22): Alerting Extn:600 by contact <sip:
[email protected]:5483/UDP>
10/25/2024 12:51:57 PM - [Flow] Target endpoint for 600 is Extn:600
10/25/2024 12:51:57 PM - [Flow] Call(C:22): has built target endpoint: RingAll:809 for call from L:22.1[Line:10004<<XXXXXXXXXX]
10/25/2024 12:51:57 PM - [Flow] Target endpoint for 809 is RingAll:809
10/25/2024 12:51:57 PM - [CM503010]: Call(C:22): Making route(s) from Line:10004<<XXXXXXXXXX to <sip:809@XXXXXXXXXX:5060/UDP>
10/25/2024 12:51:57 PM - [CM503001]: Call(C:22): Incoming call from Line:10004<<XXXXXXXXXX to <sip:809@XXXXXXXXXX:5060>
10/25/2024 12:51:57 PM - Line limit check: Current # of calls for line Lc:10004(@TP2 SIP Trunk[<sip:10004@XXXXXXXXXX:0/UDP>]) is 1; limit is 2
10/25/2024 12:51:57 PM - [CM503012]: Inbound office hours rule (unnamed) for 10004 forwards to DN:809
10/25/2024 12:51:57 PM - [Flow] Looking for inbound target: called=+XXXXXXXXXX; caller="XXXXXXXXXX" <sip:XXXXXXXXXX@:0>