RemotingConfiguration.RegisterWellKnownServiceType(
		typeof(someType), "urlToPublish", 
		WellKnownObjectMode.Singleton);
RemotingConfiguration.RegisterWellKnownClientType(
		typeof(someType),
		"tcp://somehost:8085/urlToPublish");
//----------------------------------------
<server><wellknown mode="Singleton" 
	type="someNamespace.someType,someDllName" 
	objectUri="urlToPublish" /></server>
<client><wellknown type="someNamespace.someType,someDllName" 
	url="tcp://somehost:8085/urlToPublish" /></client>

RemotingConfiguration.RegisterActivatedServiceType(
		typeof(someType));
RemotingConfiguration.RegisterActivatedClientType(
		typeof(someType));
//----------------------------------------
<server><activated 
	type="someNamespace.someType,someDllName" /></server>
<client><activated 
	type="someNamespace.someType,someDllName" /></client>

// .................. ( __S_E_R_V_E_R__ ) ..............................
// Create a single marshaled object
MyServiceClass remService  = new MyServiceClass();
ObjRef obj = RemotingServices.Marshal(remService,"TcpService");
// Create apllications MainForm
MainAppForm frmMain = new MainAppForm();
// provide marshaled object with reference to Application
remService.theMainForm = ( IAppRemote ) frmMain;

// .................. ( __C_L_I_E_N_T__ ) ..............................
WellKnownClientTypeEntry remotetype = new WellKnownClientTypeEntry(typeof(MyServiceClass),"tcp://localhost:8080/TcpService");
RemotingConfiguration.RegisterWellKnownClientType(remotetype);
remServive = new MyServiceClass();
// все - здесь можно отдавать команды

<configuration> 
  <system.runtime.remoting>
    <application name="CRemoteObjServer">
      <service>
        <activated type="nsCRemoteObj.CRemoteObj, CRemoteObj"/>
  // тогда url может быть (с конфиг-файлом проверено)
  // 1. url="tcp://localhost:8086/CRemoteObjServer"
  // 2. url="tcp://localhost:8086"