<configuration>
   <system.runtime.remoting>
      <application name = "Server">
         <service>
            <wellknown type="RemotingServer.Adder,Server" 
                       mode ="Singleton" objectUri="Service1.rem" />
            <wellknown type="RemotingServer.Multiplier,Server"                   
                       mode ="SingleCall" objectUri="Service2.rem" />
            <wellknown type="RemotingServer.Factory,Server"                   
                       mode ="SingleCall" objectUri="Service3.rem" />
         </service>
         <channels>
            <channel port="65100" ref ="http" />
         </channels>
      </application>
   </system.runtime.remoting>
</configuration>