This is my PHP :
php --version
PHP 7.2.34 (cli) (built: Aug 1 2023 16:03:43) ( NTS )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.2.0, Copyright (c) 1998-2018 Zend Technologies
with Zend OPcache v7.2.34, Copyright (c) 1999-2018, by Zend Technologies
It is difficult to obtain data from fs_cli. Big amount of calls.
From freeswitch.log :
grep -i conference /var/log/freeswitch/freeswitch.log :
868664ed-4291-4139-a04a-ddb92afd7042 Dialplan: sofia/internal/
226@office.voip Action lua(app.lua conference_center)
868664ed-4291-4139-a04a-ddb92afd7042 EXECUTE [depth=0] sofia/internal/
226@office.voip lua(app.lua conference_center)
2023-08-23 09:45:51.484961 99.10% [NOTICE] switch_cpp.cpp:1465 [conference center] local_hostname is office.voip
2023-08-23 09:45:51.484961 99.10% [NOTICE] switch_cpp.cpp:1465 [conference center] session_enabled: false
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:45:53.984926 99.10% [DEBUG] switch_ivr_play_say.c:2010 done playing file /usr/share/freeswitch/sounds/ru/RU/elena/conference/conf-pin.wav
2023-08-23 09:45:56.144950 99.07% [INFO] switch_cpp.cpp:1465 conference_room_uuid: e849120e-ac3e-4d35-ac19-5997ff6b76d5
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:45:56.144950 99.07% [DEBUG] switch_cpp.cpp:773 CoreSession::setVariable(conference_room_uuid, e849120e-ac3e-4d35-ac19-5997ff6b76d5)
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:45:56.144950 99.07% [DEBUG] switch_cpp.cpp:773 CoreSession::setVariable(conference_room_name, stc-conf-9-00)
868664ed-4291-4139-a04a-ddb92afd7042 EXECUTE [depth=0] sofia/internal/
226@office.voip set(conference_exit_sound=tone_stream://v=-20;%(90,60,620);/%(90,60,440))
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:45:56.144950 99.07% [DEBUG] mod_dptools.c:1671 SET sofia/internal/
226@office.voip [conference_exit_sound]=[tone_stream://v=-20;%(90,60,620);/%(90,60,440)]
2023-08-23 09:45:56.144950 99.07% [INFO] switch_cpp.cpp:1465 conference
e849120e-ac3e-4d35-ac19-5997ff6b76d5@office.voip xml_list
2023-08-23 09:45:56.144950 99.07% [INFO] switch_cpp.cpp:1465 [conference center] conference
e849120e-ac3e-4d35-ac19-5997ff6b76d5@office.voip@stcwideband+flags{|mute}
868664ed-4291-4139-a04a-ddb92afd7042 EXECUTE [depth=0] sofia/internal/
226@office.voip conference(
e849120e-ac3e-4d35-ac19-5997ff6b76d5@office.voip@stcwideband+flags{|mute})
2023-08-23 09:45:56.164958 99.07% [DEBUG] mod_conference.c:3458 using channel sound prefix: /usr/share/freeswitch/sounds/ru/RU/elena
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:45:56.184961 99.07% [DEBUG] conference_member.c:1804 Raw Codec Activation Success L16@8000hz 1 channel 20ms
2023-08-23 09:45:56.184961 99.07% [DEBUG] mod_conference.c:229 Setup timer success interval: 20 samples: 320
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:45:56.184961 99.07% [DEBUG] conference_member.c:1851 Raw Codec Activation Success L16@16000hz 1 channel 20ms
2023-08-23 09:45:56.204921 99.07% [DEBUG] conference_member.c:106 sofia/internal/
226@office.voip binding '0' to 'vol talk dn'
2023-08-23 09:45:56.204921 99.07% [INFO] switch_ivr_async.c:221 Digit parser mod_conference: Setting realm to 'conf'
2023-08-23 09:45:56.204921 99.07% [DEBUG] switch_ivr_async.c:346 Digit parser mod_conference: binding 0/conf/0 callback: 0x7f298702b773 data: 0x7f2944161ab0
2023-08-23 09:45:56.204921 99.07% [DEBUG] conference_member.c:106 sofia/internal/
226@office.voip binding '1' to 'mute'
2023-08-23 09:45:56.204921 99.07% [DEBUG] switch_ivr_async.c:346 Digit parser mod_conference: binding 1/conf/0 callback: 0x7f298702b773 data: 0x7f2944161ae0
2023-08-23 09:45:56.204921 99.07% [DEBUG] conference_member.c:106 sofia/internal/
226@office.voip binding '2' to 'vol talk zero'
2023-08-23 09:45:56.204921 99.07% [DEBUG] switch_ivr_async.c:346 Digit parser mod_conference: binding 2/conf/0 callback: 0x7f298702b773 data: 0x7f2944161b10
2023-08-23 09:45:56.204921 99.07% [DEBUG] conference_member.c:106 sofia/internal/
226@office.voip binding '4' to 'vol listen dn'
2023-08-23 09:45:56.204921 99.07% [DEBUG] switch_ivr_async.c:346 Digit parser mod_conference: binding 4/conf/0 callback: 0x7f298702b773 data: 0x7f2944161b40
2023-08-23 09:45:56.204921 99.07% [DEBUG] conference_member.c:106 sofia/internal/
226@office.voip binding '5' to 'vol listen zero'
2023-08-23 09:45:56.204921 99.07% [DEBUG] switch_ivr_async.c:346 Digit parser mod_conference: binding 5/conf/0 callback: 0x7f298702b773 data: 0x7f2944161b70
2023-08-23 09:45:56.204921 99.07% [DEBUG] conference_member.c:106 sofia/internal/
226@office.voip binding '6' to 'vol listen up'
2023-08-23 09:45:56.204921 99.07% [DEBUG] switch_ivr_async.c:346 Digit parser mod_conference: binding 6/conf/0 callback: 0x7f298702b773 data: 0x7f2944161ba0
2023-08-23 09:45:56.204921 99.07% [DEBUG] conference_member.c:106 sofia/internal/
226@office.voip binding '7' to 'energy dn'
2023-08-23 09:45:56.204921 99.07% [DEBUG] switch_ivr_async.c:346 Digit parser mod_conference: binding 7/conf/0 callback: 0x7f298702b773 data: 0x7f2944161bd0
2023-08-23 09:45:56.204921 99.07% [DEBUG] conference_member.c:106 sofia/internal/
226@office.voip binding '8' to 'energy equ'
2023-08-23 09:45:56.204921 99.07% [DEBUG] switch_ivr_async.c:346 Digit parser mod_conference: binding 8/conf/0 callback: 0x7f298702b773 data: 0x7f2944161c00
2023-08-23 09:45:56.204921 99.07% [DEBUG] conference_member.c:106 sofia/internal/
226@office.voip binding '9' to 'energy up'
2023-08-23 09:45:56.204921 99.07% [DEBUG] switch_ivr_async.c:346 Digit parser mod_conference: binding 9/conf/0 callback: 0x7f298702b773 data: 0x7f2944161c30
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:45:56.204921 99.07% [DEBUG] conference_loop.c:1347 Setup timer soft success interval: 20 samples: 160 from codec PCMA
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:45:56.384949 99.03% [DEBUG] conference_member.c:1804 Raw Codec Activation Success L16@8000hz 1 channel 20ms
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:45:56.384949 99.03% [DEBUG] conference_member.c:1851 Raw Codec Activation Success L16@16000hz 1 channel 20ms
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:45:56.384949 99.03% [DEBUG] conference_loop.c:1347 Setup timer soft success interval: 20 samples: 160 from codec PCMA
2023-08-23 09:45:59.144923 99.03% [INFO] switch_cpp.cpp:1465 conference
e849120e-ac3e-4d35-ac19-5997ff6b76d5@office.voip xml_list
2023-08-23 09:45:59.144923 99.03% [INFO] switch_cpp.cpp:1465 [start-recording] conference_session_uuid: a5ee8fbc-90ba-44fc-8147-3fd17cc89c61
2023-08-23 09:45:59.165434 99.03% [NOTICE] switch_cpp.cpp:1465 [start-recording] cmd: conference
e849120e-ac3e-4d35-ac19-5997ff6b76d5@office.voip record /var/lib/freeswitch/recordings/office.voip/archive/2023/Aug/23/a5ee8fbc-90ba-44fc-8147-3fd17cc89c61.mp3
2023-08-23 09:45:59.165434 99.03% [DEBUG] mod_commands.c:5270 Command lua(/usr/share/freeswitch/scripts/app/conference_center/resources/scripts/start_recording.lua e849120e-ac3e-4d35-ac19-5997ff6b76d5 office.voip mp3):
2023-08-23 09:45:59.165434 99.03% [DEBUG] conference_record.c:304 Setup timer success interval: 20 samples: 320
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:46:00.804935 98.97% [DEBUG] conference_member.c:1534 Queueing file /usr/share/freeswitch/sounds/ru/RU/elena/conference/conf-unmuted.wav for play
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:46:03.364957 98.97% [DEBUG] conference_member.c:1534 Queueing file /usr/share/freeswitch/sounds/ru/RU/elena/conference/conf-muted.wav for play
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:46:05.644963 98.97% [INFO] conference_loop.c:1668 Channel leaving conference, cause: NORMAL_CLEARING
868664ed-4291-4139-a04a-ddb92afd7042 2023-08-23 09:46:05.664956 98.97% [DEBUG] mod_conference.c:2521 sofia/internal/
226@office.voip skip receive message [UNBRIDGE] (channel is hungup already)
2023-08-23 09:46:05.664956 98.97% [INFO] conference_record.c:425 Recording of /var/lib/freeswitch/recordings/office.voip/archive/2023/Aug/23/a5ee8fbc-90ba-44fc-8147-3fd17cc89c61.mp3 Stopped
2023-08-23 09:46:05.684919 98.97% [DEBUG] mod_conference.c:846 Write Lock ON
2023-08-23 09:46:05.684919 98.97% [DEBUG] mod_conference.c:849 Write Lock OFF
I have found a problem :
2023-08-23 09:45:51.484961 99.10% [NOTICE] switch_cpp.cpp:1465 [conference center] session_enabled: false
But in default settings :