Prerequisites:
- Standalone host.
- User should have administrative privledges.
- .NET core SDK (Microsoft Visual Studio 2017)
- Test installation of 3CX Phone System version 18?
- not recommended for testing on a production environment
- Requires access to 3CXPhoneSystem.ini
- May require adjustment for the location of 3cxpscomcpp2.dll.
No documentation is provided by 3CX for the Call Control API as of Jan 2022.