System.Net.Sockets.Socket.BeginAccept C# (CSharp) Method

        public IAsyncResult BeginAccept(AsyncCallback callback, object state)
        {
            if (!_isDisconnected)
            {
                return BeginAccept(0, callback, state);
            }

            if (NetEventSource.IsEnabled) NetEventSource.Enter(this);

            Debug.Assert(CleanedUp);
            throw new ObjectDisposedException(this.GetType().FullName);
        }

		public Listener(IPEndPoint ipep)
		{
			m_Accepted = new Queue<Socket>();
			m_AcceptedSyncRoot = ((ICollection)m_Accepted).SyncRoot;

			m_Listener = Bind(ipep);

			if (m_Listener == null)
			{
				return;
			}

			DisplayListener();

#if NewAsyncSockets
			m_EventArgs = new SocketAsyncEventArgs();
			m_EventArgs.Completed += new EventHandler<SocketAsyncEventArgs>( Accept_Completion );
			Accept_Start();
            #else
			m_OnAccept = OnAccept;
			try
			{
				IAsyncResult res = m_Listener.BeginAccept(m_OnAccept, m_Listener);
			}
			catch (SocketException ex)
			{
				NetState.TraceException(ex);
			}
			catch (ObjectDisposedException)
			{ }
#endif
		}