Running the client with MACHINE2 (client) unplugged from the network

Your output is:

(org.omg.CORBA.TRANSIENT CONNECT_FAILURE)

Hello Client exception:Problem contacting address:corbaloc:iiop:machine2:2809/NameService
javax.naming.CommunicationException:Problem contacting address:corbaloc:iiop:machine2:2809/N
      is org.omg.CORBA.TRANSIENT:CONNECT_FAILURE (1)minor code:4942F301 completed:No
             at com.ibm.CORBA.transport.TransportConnectionBase.connect(TransportConnectionBase.jav
             at com.ibm.rmi.transport.TCPTransport.getConnection(TCPTransport.java:178)
             at com.ibm.rmi.iiop.TransportManager.get(TransportManager.java:79)
             at com.ibm.rmi.iiop.GIOPImpl.createRequest(GIOPImpl.java:131)
             at com.ibm.rmi.iiop.GIOPImpl.createRequest(GIOPImpl.java:98)
             at com.ibm.CORBA.iiop.ClientDelegate._createRequest(ClientDelegate.java:2096)
             at com.ibm.CORBA.iiop.ClientDelegate.createRequest(ClientDelegate.java:1264)
             at com.ibm.CORBA.iiop.ClientDelegate.createRequest(ClientDelegate.java:1177)
             at com.ibm.rmi.corba.InitialNamingClient.resolve(InitialNamingClient.java:252)
             at com.ibm.rmi.corba.InitialNamingClient.cachedInitialReferences(InitialNamingClient.j
             at com.ibm.rmi.corba.InitialNamingClient.resolve_initial_references(InitialNamingClien
             at com.ibm.rmi.corba.InitialReferenceClient.resolve_initial_references(InitialReferenc
             at com.ibm.rmi.corba.ORB.resolve_initial_references(ORB.java:3211)
             at com.ibm.rmi.iiop.ORB.resolve_initial_references(ORB.java:523)
             at com.ibm.CORBA.iiop.ORB.resolve_initial_references(ORB.java:2898)
             ..........