anchor.diff:  sendreceive(Config) when is_list(Config) ->
       Pre = fun() ->
   		  p("create nodes"),
  -		  ServerNode = make_node_name(server),
  -		  ClientNode = make_node_name(client),
  +		  ServerNode = make_node_name(t_sr_server),
  +		  ClientNode = make_node_name(t_sr_client),
   		  Nodes = [ServerNode, ClientNode], 
  -		  ok = ?START_NODES(Nodes),
  +		  ok = ?START_NODES(Nodes, true),
   		  Nodes
   	  end,
       Case = fun(X) -> do_sendreceive(Config, X) end,
  
positive.code: await_client_blocked(Server, Client) ->
      receive
          {blocked, Client} ->
              p("received blocked message from client [~p] => "
                "send continue to server [~p]~n", [Client, Server]),
              Server ! {continue, self()},
              ok;
  	{'EXIT', Client, CReason} ->
  	    exit({client_crash, CReason});
  	{'EXIT', Server, SReason} ->
  	    exit({server_crash, SReason})
      after 5000 ->
              %% There is no normal reason why this should take any time.
  
negative.code: %%
  %% %CopyrightBegin%
  %% 
  %% Copyright Ericsson AB 2000-2022. All Rights Reserved.
  %% 
  %% Licensed under the Apache License, Version 2.0 (the "License");
  %% you may not use this file except in compliance with the License.
  