manage a PABX with C # application and read information from a port!

public class Program
{
    public void static void Main(string[] args)
    {
        OpsClient opsClient = new OpsClient();
        var result = opsClient.Login("ozekixepbx.ip", "admin", "abc12345");

        opsClient.SessionCreated += new EventHandler>(opsClient_SessionCreated);
        opsClient.SessionCompleted += new EventHandler>(opsClient_SessionCompleted);
    }

    static void client_SessionCreated(object sender, Ozeki.VoIP.VoIPEventArgs e)
    {
        try{
            var mp3Recorder = currentCalls.GetOrAdd(session, (s) => new MP3StreamRecorder(string.Format("{0}_{1}_{2}.mp3", session.CallerId, session.Destination, session.SessionID)));
            session.ConnectAudioReceiver(CallParty.All, mp3Recorder);
            
            //attach speaker to call
            //var speaker = Speaker.GetDefaultDevice();
            //session.ConnectAudioReceiver(CallParty.All, speaker);
            //speaker.Start();
            
            //attach microphone to call
            //var microphone = Microphone.GetDefaultDevice();
            //session.ConnectAudioSender(CallParty.All, microphone); // you can select which call party can hear your voice with the CallParty parameter
            //microphone.Start();
            
            mp3Recorder.StartStreaming();
        }catch(Exception ex)
        {
            Console.WrinteLine(ex.Message);
        }

    }

    static void client_SessionCompleted(object sender, Ozeki.VoIP.VoIPEventArgs e)
    {
        MP3StreamRecorder recorder;
        if(currentCalls.TryGetValue(session, out recorder))
        {
            recorder.Dispose();
            session.DisconnectAudioReceiver(CallParty.All, recorder);
        }
    }
}