Untitled

Periodically send data from server to clients
public void AcceptCallback(IAsyncResult ar)
    {
        allDone.Set(); // Signal the main thread to continue.

        // Get the socket that handles the client request.
        Socket listener = (Socket)ar.AsyncState;
        Socket handler = listener.EndAccept(ar);
        IPEndPoint remotePoint = (IPEndPoint)handler.RemoteEndPoint;
        IPAddress remoteAddress = remotePoint.Address;
        Console.WriteLine("Connected to {0}!", remoteAddress.ToString());

        // Create the state object.
        StateObject state = new StateObject();
        state.workSocket = handler;

        //Start periodically sending here??

        handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0,
            new AsyncCallback(ReadCallback), state);
    }