anchor.diff:      case RemoteNode == node() of
           false ->
               ?log_info("Shunning ~p", [RemoteNode]),
  -            try mb_mnesia:demote(RemoteNode)
  -            catch E:R ->
  -                    ?log_info("Failed to demote ~p: ~p", [RemoteNode, {E, R}])
  -            end,
               ns_config:update_key(nodes_wanted,
                                    fun (X) ->
                                            X -- [RemoteNode]
  
positive.code:         ns_config:set_initial(nodes_wanted, [node(), RemoteNode]),
          error_logger:info_msg("pre-join cleaned config is:~n~p~n",
                                [ns_config:get()]),
          mb_mnesia:prepare_join(),
          true = erlang:set_cookie(node(), NewCookie),
          %% Let's verify connectivity.
          Connected = net_kernel:connect_node(RemoteNode),
  
negative.code:               end,
      case Status2 of
          {ok, _} ->
              ns_log:log(?MODULE, ?NODE_JOINED, "Node ~s joined cluster",
                         [node()]),
              Status2;
          _ ->
              ?log_error("Failed to join cluster because of: ~p~n", [Status2]),
              Status2
  