anchor.diff:  			EngineId    = agent_data_item(engine_id, Info),
   			
   			SecModel    = agent_data_item(sec_model,   
  -						      Config, 
  +						      SendOpts, 
   						      DefSecModel),
   			SecName     = agent_data_item(sec_name,    
  -						      Config, 
  +						      SendOpts, 
   						      DefSecName),
   			SecLevel    = agent_data_item(sec_level,   
  -						      Config, 
  +						      SendOpts, 
   						      DefSecLevel),
   			
   			{SecModel, SecName, mk_sec_level_flag(SecLevel), 
  
positive.code: 	    "~n   Oids:       ~p"
  	    "~n   Expire:     ~p",
  	    [Pid, UserId, TargetName, CtxName, Oids, Expire]),
      case agent_data(TargetName, CtxName) of
  	{ok, RegType, Addr, Port, Vsn, MsgData} ->
  	    ?vtrace("handle_async_get -> send a ~p message", [Vsn]),
  	    ReqId  = send_get_request(Oids, Vsn, MsgData, Addr, Port, 
  
negative.code: 	    "~n   Oids:       ~p"
  	    "~n   Expire:     ~p",
  	    [Pid, UserId, TargetName, CtxName, Oids, Expire]),
      case agent_data(TargetName, SendOpts) of
  	{ok, RegType, Addr, Port, Vsn, MsgData} ->
  	    ?vtrace("handle_async_get_next -> send a ~p message", [Vsn]),
  	    ReqId  = send_get_next_request(Oids, Vsn, MsgData, 
  