Sets a serial number in a licensed version of AddTapi.NET.
If you purchased a license for AddTapi.NET, set SerialNumber property to your
AddTapi.NET serial number. The application must set the SerialNumber before calling
Initialize(String). SerialNumber property is not supported in
Demo version of AddTapi.NET.
Assembly: Traysoft.AddTapi (Module: Traysoft.AddTapi)