anchor.diff:  
   update_mibs_cache_age(Agent, Age) ->
       call(Agent, {mibs_cache_request, {update_age, Age}}).
  -
  -
  -serialize(Tag, Exec) ->
  -    serialize(snmp_master_agent, Tag, Exec).
  -
  -serialize(Agent, Tag, Exec) 
  -  when (is_pid(Agent) orelse is_atom(Agent)) andalso is_function(Exec, 0) ->
  -    call(Agent, {serialize, Tag, Exec}).
   
   
   increment_counter(Counter, Initial, Max) ->
  
positive.code: 	  "~n   NewLimit: ~p", [NewLimit]),
      Reply = handle_set_request_limit(S, NewLimit), 
      {reply, Reply, S};
  
  handle_call({serialize, Tag, Exec}, From, S) ->
      ?vlog("handle_call(serialize) -> entry with"
  	  "~n   Tag: ~p", [Tag]),
      handle_serialize(Tag, Exec, From), 
      {noreply, S};
  
  handle_call(stop, _From, S) ->
      {stop, normal, ok, S};
  
negative.code:     {error, not_supported}.
  
  
  agent_info(#state{worker = W, set_worker = SW}) -> 
      case (catch get_agent_info(W, SW)) of
  	Info when is_list(Info) ->
  