The log descritption: from 415 calling to 792, from 792 doing attended transfer to 791, on the screen of the 791 phone, I see that the call comming from “s”
Here is some verbose log:
type or p Accepting AUTHENTICATED call from 203.59.80.189:4569:
-- > requested format = ulaw,
-- > requested prefs = (ulaw|alaw),
-- > actual format = ulaw,
-- > host prefs = (ulaw|alaw),
-- > priority = mine
-- Executing [792@internal:1] Gosub("IAX2/mbmcctpbx3-3211", "sub-dial,s,1(792,20,tThHkK)") in new stack
-- Executing [s@sub-dial:1] NoOp("IAX2/mbmcctpbx3-3211", ""you are in sub-dial"") in new stack
-- Executing [s@sub-dial:2] Gosub("IAX2/mbmcctpbx3-3211", "sub-make-recording,s,1(792)") in new stack
-- Executing [s@sub-make-recording:1] NoOp("IAX2/mbmcctpbx3-3211", ""lets recrord the phone 792"") in new stack
-- Executing [s@sub-make-recording:2] GotoIf("IAX2/mbmcctpbx3-3211", "0?:named") in new stack
-- Goto (sub-make-recording,s,4)
-- Executing [s@sub-make-recording:4] GotoIf("IAX2/mbmcctpbx3-3211", "1?record") in new stack
-- Goto (sub-make-recording,s,6)
-- Executing [s@sub-make-recording:6] StopMixMonitor("IAX2/mbmcctpbx3-3211", "") in new stack
-- Executing [s@sub-make-recording:7] Set("IAX2/mbmcctpbx3-3211", "PATH=/var/spool/asterisk/monitor/2019/09/26/11:50:57-415-792-1569487857.268.wav") in new stack
-- Executing [s@sub-make-recording:8] Set("IAX2/mbmcctpbx3-3211", "CDR(file_path)=/var/spool/asterisk/monitor/2019/09/26/11:50:57-415-792-1569487857.268.wav") in new stack
-- Executing [s@sub-make-recording:9] MixMonitor("IAX2/mbmcctpbx3-3211", "/var/spool/asterisk/monitor/2019/09/26/11:50:57-415-792-1569487857.268.wav,b") in new stack
-- Executing [s@sub-make-recording:10] Return("IAX2/mbmcctpbx3-3211", "") in new stack
-- Executing [s@sub-dial:3] Gosub("IAX2/mbmcctpbx3-3211", "sub-make-dial,s,1(792,20,tThHkK)") in new stack
-- Executing [s@sub-make-dial:1] NoOp("IAX2/mbmcctpbx3-3211", "'You are in sub-dial, arg3=tThHkK'") in new stack
-- Executing [s@sub-make-dial:2] Dial("IAX2/mbmcctpbx3-3211", "PJSIP/792,20,tThHkK") in new stack
-- Called PJSIP/792
== Begin MixMonitor Recording IAX2/mbmcctpbx3-3211
-- PJSIP/792-0000005b is ringing
-- PJSIP/792-0000005b is ringing
-- PJSIP/792-0000005b answered IAX2/mbmcctpbx3-3211
-- Channel PJSIP/792-0000005b joined 'simple_bridge' basic-bridge <6daeed81-67c2-49d9-894f-b18dacdfa08b>
-- Channel IAX2/mbmcctpbx3-3211 joined 'simple_bridge' basic-bridge <6daeed81-67c2-49d9-894f-b18dacdfa08b>
-- Channel PJSIP/792-0000005b: Started DTMF attended transfer.
-- <PJSIP/792-0000005b> Playing 'pbx-transfer.ulaw' (language 'en')
-- Started music on hold, class 'default', on channel 'IAX2/mbmcctpbx3-3211'
-- Executing [791@phones:1] Gosub("Local/791@phones-0000000d;2", "sub-dial,s,1(791,20,tThHkK)") in new stack
-- Executing [s@sub-dial:1] NoOp("Local/791@phones-0000000d;2", ""you are in sub-dial"") in new stack
-- Executing [s@sub-dial:2] Gosub("Local/791@phones-0000000d;2", "sub-make-recording,s,1(791)") in new stack
-- Executing [s@sub-make-recording:1] NoOp("Local/791@phones-0000000d;2", ""lets recrord the phone 791"") in new stack
-- Executing [s@sub-make-recording:2] GotoIf("Local/791@phones-0000000d;2", "0?:named") in new stack
-- Goto (sub-make-recording,s,4)
-- Executing [s@sub-make-recording:4] GotoIf("Local/791@phones-0000000d;2", "0?record") in new stack
-- Executing [s@sub-make-recording:5] GotoIf("Local/791@phones-0000000d;2", "0?record:end") in new stack
-- Goto (sub-make-recording,s,10)
-- Executing [s@sub-make-recording:10] Return("Local/791@phones-0000000d;2", "") in new stack
-- Executing [s@sub-dial:3] Gosub("Local/791@phones-0000000d;2", "sub-make-dial,s,1(791,20,tThHkK)") in new stack
-- Executing [s@sub-make-dial:1] NoOp("Local/791@phones-0000000d;2", "'You are in sub-dial, arg3=tThHkK'") in new stack
-- Executing [s@sub-make-dial:2] Dial("Local/791@phones-0000000d;2", "PJSIP/791,20,tThHkK") in new stack
-- Channel Local/791@phones-0000000d;1 joined 'simple_bridge' basic-bridge <d867fedd-2299-40fa-a6c5-08e63f20ea36>
-- Called PJSIP/791
-- Local/791@phones-0000000d;2 requested media update control 26, passing it to PJSIP/791-0000005c
-- Channel PJSIP/792-0000005b left 'simple_bridge' basic-bridge <6daeed81-67c2-49d9-894f-b18dacdfa08b>
-- Channel PJSIP/792-0000005b joined 'simple_bridge' basic-bridge <d867fedd-2299-40fa-a6c5-08e63f20ea36>
-- PJSIP/791-0000005c is ringing
-- PJSIP/791-0000005c is ringing
-- Channel PJSIP/792-0000005b left 'simple_bridge' basic-bridge <d867fedd-2299-40fa-a6c5-08e63f20ea36>
-- Channel Local/791@phones-0000000d;1 left 'simple_bridge' basic-bridge <d867fedd-2299-40fa-a6c5-08e63f20ea36>
-- Channel Local/791@phones-0000000d;1 joined 'simple_bridge' basic-bridge <6daeed81-67c2-49d9-894f-b18dacdfa08b>
-- Stopped music on hold on IAX2/mbmcctpbx3-3211
-- PJSIP/791-0000005c answered Local/791@phones-0000000d;2
-- Channel PJSIP/791-0000005c joined 'simple_bridge' basic-bridge <cd166b97-185f-42a5-b887-190fa743d764>
-- Channel Local/791@phones-0000000d;2 joined 'simple_bridge' basic-bridge <cd166b97-185f-42a5-b887-190fa743d764>
-- Channel IAX2/mbmcctpbx3-3211 left 'simple_bridge' basic-bridge <6daeed81-67c2-49d9-894f-b18dacdfa08b>
-- Channel Local/791@phones-0000000d;2 left 'simple_bridge' basic-bridge <cd166b97-185f-42a5-b887-190fa743d764>
-- Channel IAX2/mbmcctpbx3-3211 swapped with Local/791@phones-0000000d;2 into 'simple_bridge' basic-bridge <cd166b97-185f-42a5-b887-190fa743d764>
-- Channel Local/791@phones-0000000d;1 left 'simple_bridge' basic-bridge <6daeed81-67c2-49d9-894f-b18dacdfa08b>
== Spawn extension (sub-make-dial, s, 2) exited non-zero on 'Local/791@phones-0000000d;2'
-- Executing [h@sub-make-dial:1] Hangup("Local/791@phones-0000000d;2", "") in new stack
== Spawn extension (sub-make-dial, h, 1) exited non-zero on 'Local/791@phones-0000000d;2'
-- Channel PJSIP/791-0000005c left 'simple_bridge' basic-bridge <cd166b97-185f-42a5-b887-190fa743d764>
-- Channel IAX2/mbmcctpbx3-3211 left 'simple_bridge' basic-bridge <cd166b97-185f-42a5-b887-190fa743d764>
== Spawn extension (sub-make-dial, s, 2) exited non-zero on 'IAX2/mbmcctpbx3-3211'
-- Executing [h@sub-make-dial:1] Hangup("IAX2/mbmcctpbx3-3211", "") in new stack
== Spawn extension (sub-make-dial, h, 1) exited non-zero on 'IAX2/mbmcctpbx3-3211'
-- Hungup 'IAX2/mbmcctpbx3-3211'
== MixMonitor close filestream (mixed)
== End MixMonitor Recording IAX2/mbmcctpbx3-3211
aste code here