<configuration>
   <system.runtime.remoting>
      <application name = "Server">
         <service>
            <wellknown type="RemotingObjServer.Adder,ObjServer" 
                       mode ="Singleton" objectUri="Service1.rem" />
            <wellknown type="RemotingObjServer.Multiplier,ObjServer"                   
                       mode ="SingleCall" objectUri="Service2.rem" />
            <activated type="RemotingObjServer.Divider,ObjServer" />
         </service>
         <channels>
            <channel port="65100" ref="http" />
         </channels>
      </application>
   </system.runtime.remoting>
</configuration>