using System;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Channels;

namespace RemotingSample
{
     public class RemoteObject : MarshalByRefObject
    {
        // constructor
        public RemoteObject()
        {
            Console.WriteLine("Remote object activated");
        }

        //return message reply
        public String ReplyMessage(String msg)
        {
            //print given message on console
            Console.WriteLine("Client : " + msg);
            return "Server : I'm alive !";
        }
    }
}

using System;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Channels;
//using System.Runtime.Remoting.Channels.Tcp;
using System.Runtime.Remoting.Channels.Ipc;
namespace RemotingSample
{
    public class Server
    {
        //constructor
        public Server()
        {}

        //main method
        public static int Main(string[] args)
        {
            //select channel to communicate
            //TcpChannel chan = new TcpChannel(8085);
            IpcChannel chan = new IpcChannel("Server");
            //register channel
            ChannelServices.RegisterChannel(chan); 
            //register remote object
            RemotingConfiguration.RegisterWellKnownServiceType(
                   Type.GetType("RemotingSample.RemoteObject,RemoteObject"),
                   "RemotingServer",
                   WellKnownObjectMode.SingleCall);
             //inform consol
             Console.WriteLine("Server Activated");
             Console.ReadLine();
             return 0;
         }
    }
}

using System;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Channels;
//using System.Runtime.Remoting.Channels.Tcp;
using System.Runtime.Remoting.Channels.Ipc;
using RemotingSample;
namespace RemotingSample
{
    public class Client
    {
        //constructor
        public Client()
        {}

        //main method
        public static int Main(string[] args)
        {
            //select channel to communicate with server
            //TcpChannel chan = new TcpChannel();
            IpcChannel chan = new IpcChannel("Client");
            ChannelServices.RegisterChannel(chan);
            RemoteObject remObject = (RemoteObject)Activator.GetObject(
                        typeof(RemotingSample.RemoteObject),
                        //"tcp://localhost:8085/RemotingServer");
                        "ipc://Server/RemotingServer");
            if (remObject == null)
                   Console.WriteLine("cannot locate server");
            else
                   remObject.ReplyMessage("You there?");
            return 0;
        }
    }
}