anchor.diff:  				       [ Address ]}),
       {ok, [ {status, rvi_common:json_rpc_status(ok)} ]};
   
  -handle_rpc("unregister_remote_service_by_name", Args) ->
  -    {ok, Service} = rvi_common:get_json_element(["service"], Args),
  +handle_rpc("unregister_remote_services_by_name", Args) ->
  +    {ok, Services} = rvi_common:get_json_element(["services"], Args),
       [ok ] = gen_server:call(?SERVER, { rvi_call, unregister_remote_service_by_Name, 
  -				       [ Service ]}),
  +				       [ Services ]}),
       {ok, [ {status, rvi_common:json_rpc_status(ok)} ]};
   
   
  
positive.code: 	 register_remote_services/3,
  	 register_local_service/3,
  	 unregister_remote_services_by_address/2,
  	 unregister_remote_service_by_name/2,
  	 unregister_local_service/2]).
  
  -export([start_json_server/0]).
  
negative.code: 		       [Address], [network_address], 
  		       [status], CompSpec).
  
  unregister_remote_services_by_name(CompSpec, Service) ->
      rvi_common:request(service_discovery, ?MODULE, unregister_remote_services_by_name, 
  		       [Service], [services], 
  		       [status], CompSpec).
  
  unregister_local_service(CompSpec, Service) ->
  