В событиях SIP ничего не регистрируется при входящих звонках...
После очистки логов и перезагрузка в событиях SIP следующее... ниже скриншот проверки портов.
02.07.2021 18:23:36 - [EC100002] Connection with media server is lost
02.07.2021 18:23:26 - [EC100008]: Connection with TunnelService is lost
02.07.2021 18:23:24 - STUN discovery of public IP is disabled
02.07.2021 18:23:24 - Set log verbosity to MaxLevel = 2, Severity mask = 7
02.07.2021 18:23:24 - Lc:10000(@Gobaza-voip-prov[<sip

:0/UDP>]) Resolving targets: primary - sip:499502****.vats.gobaza.ru:5060, no secondary over +UDP+TCP+TLS+IPv4+IPv6
02.07.2021 18:23:24 - Line 10000 has been updated from DB
02.07.2021 18:23:24 - Failed to add outbound CID reformating rule for DN:10000: <Rules />
02.07.2021 18:23:24 - Failed to add outbound CID reformating rule for DN:10000: <Rules />
02.07.2021 18:23:24 - Line 90000 has been updated from DB
02.07.2021 18:23:24 - Supported Mime Type added:MESSAGE(x-chat/control)
02.07.2021 18:23:24 - User-Agent's that is configured to ignore: friendly-scanner,sipsak,smap,Elite 1.0 Brcm Callctrl,sipcli,VaxSIPUserAgent,VaxIPUserAgent,PortSIP,friendly-request,sip-scan,sipvicious,sundayddr,iWar,SIVuS,Gulp,sipv,siparmyknife,Test Agent,eyeBeam release 3006o stamp 17551,SIP Call,PortSIP VoIP,Conaito,Ozeki,Gbomba,MizuPhone,VoIP v11.2.4,VoIP SIP v11.0.0,VoIP v11.1.2,sdfsfsdfsdfdf,Nmap NSE,BaSeL-X,dr.pes,Z 3.14.38765 rv2.8.3,pplsip,sipptk,eyeBeam release 3004t stamp 16741,eyeBeam release 3007n stamp 17816,eyeBeam release 3010n stamp 19039,MGKsip,Z 10.14.38765 rv2.8.3,A_B_C,UsaAirport,KPhone/3.14,zxcvfdf11,eXosip,eyeBeam release 3015c stamp 27107,SipClinte2019,yarab100,eXosip2,SipReg v1.0,IPOffice,VoIP SIP,Qm7i
02.07.2021 18:23:24 - Secure SIP (IPv4) is available at *****.my3cx.ru
02.07.2021 18:23:24 - Adding secure SIP transport (IPv4) for *****.my3cx.ru:5061
02.07.2021 18:23:24 - IPv6 binding is globally disabled
02.07.2021 18:23:24 - [CM506005]: Public IP=82.112.*.* is used for WAN communications through local interface with IP=192.168.75.175
02.07.2021 18:23:24 - UDP transport is joined to SIP multicast group on interface 127.0.0.1
02.07.2021 18:23:24 - UDP transport is joined to SIP multicast group on interface 192.168.75.175
02.07.2021 18:23:24 - License loaded sucessfully. License level: 2
02.07.2021 18:23:24 - Folder for SSL certificates : C:\ProgramData\3CX\Instance1\Bin\Cert
02.07.2021 18:23:24 - ** Initializing SIP stack **
02.07.2021 18:23:24 - Local IP addresses detected: [192.168.75.175]
02.07.2021 18:23:24 - [CM501006]: Default Local IP address: 192.168.75.175
02.07.2021 18:23:24 - Default best-route IP is determined as 192.168.75.175
02.07.2021 18:23:24 - [CM501002]: Version: 16.0.8.9
02.07.2021 18:23:24 - [CM501001]: Start 3CX PhoneSystem Call Manager
02.07.2021 18:23:24 - [CM501007]: *** Started Calls Controller thread ***
02.07.2021 18:23:24 - Set tenant started signal for MediaServer
02.07.2021 18:23:24 - [EC200001]: Configuration server is connected: application:SIP:5485/DBProvider local:127.0.0.1:64753 remote:127.0.0.1:5485
02.07.2021 18:23:24 - Startup completed for SIP:5485/DBProvider
02.07.2021 18:23:24 - Application connected:SIP:5485/DBProvider
02.07.2021 18:23:24 - Start management threads for SIP:5485/DBProvider
02.07.2021 18:23:24 - Working directory is set to 'C:\Program Files\3CX Phone System\Bin' (from path to exec)
02.07.2021 18:23:24 - Timezone offset: 180 min.