MarshalByRefObject 是通過使用代理交換消息來跨應用程序域邊界進行通信的對象的基類,。不是從 MarshalByRefObject 繼承的對象根據值隱式封送。當遠程應用程序引用根據值封送的對象時,，將跨應用程序域邊界傳遞該對象的副本,。
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//程序1和程序2的共有類
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace RemoteObject
{
    public class CommunicationInfo : MarshalByRefObject
    {
        public CommunicationInfo()
        {
        }
        public override object InitializeLifetimeService()
        {
            //////return base.InitializeLifetimeService();
            System.Runtime.Remoting.Lifetime.ILease aLease
                = (System.Runtime.Remoting.Lifetime.ILease)base.InitializeLifetimeService();

            if (aLease.CurrentState == System.Runtime.Remoting.Lifetime.LeaseState.Initial)
            {
                // 不過期
                aLease.InitialLeaseTime = TimeSpan.Zero;
            }
            return aLease;
        }
        public class CommunicationEventArg : EventArgs
        {
        }
        public delegate void JobAddEventHandler(CommunicationEventArg e);
        public event JobAddEventHandler OnJobAdd;
        public void CallJobAddEvent()
        {
            OnJobAdd(new CommunicationEventArg());
        }
    }
}
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程序1（服務器端）啟動時運行
參照中追加System.Runtime.Remoting

RemoteObject.CommunicationInfo _communicationInfo;

System.Runtime.Remoting.Channels.Tcp.TcpServerChannel servChannel = new System.Runtime.Remoting.Channels.Tcp.TcpServerChannel(18089);

System.Runtime.Remoting.Channels.ChannelServices.RegisterChannel(servChannel, true);

_communicationInfo = new RemoteObject.CommunicationInfo();

_communicationInfo.OnJobAdd += new　RemoteObject.CommunicationInfo.JobAddEventHandler(_communicationInfo_OnJobAdd);

System.Runtime.Remoting.RemotingServices.Marshal(_communicationInfo, "message1",typeof(RemoteObject.CommunicationInfo));

//測試事件

privatevoid _communicationInfo_OnJobAdd(RemoteObject.CommunicationInfo.CommunicationEventArg e)

{

MessageBox.Show("TEST OK");

}
================================================
程序2（客戶端）調用方法時運行
參照中追加System.Runtime.Remoting

System.Runtime.Remoting.Channels.Tcp.TcpClientChannel _clientChannel;

_clientChannel = new System.Runtime.Remoting.Channels.Tcp.TcpClientChannel();

System.Runtime.Remoting.Channels.ChannelServices.RegisterChannel(_clientChannel, true);

RemoteObject.CommunicationInfo _communicationInfo;

_communicationInfo = (RemoteObject.CommunicationInfo)

System.Activator.GetObject(typeof(RemoteObject.CommunicationInfo),"tcp://localhost:18089/message1", System.Runtime.Remoting.WellKnownObjectMode.Singleton);

_communicationInfo.CallJobAddEvent();//啟動事件