anchor.diff:  
   %% Manager callback API:
   -export([handle_error/3,
  -         handle_agent/4,
  +         handle_agent/5,
            handle_pdu/4,
            handle_trap/3,
            handle_inform/3,
  
positive.code: 	      "~n   Reason:     ~p"
  	      "~n", [ReqId, Reason]),
      ok;
  handle_snmp_callback(handle_agent, {Addr, Port, SnmpInfo}) ->
      {ES, EI, VBs} = SnmpInfo, 
      io:format("*** UNKNOWN AGENT ***"
  	      "~n   Address:   ~p"
  	      "~n   Port:      ~p"
  	      "~n   SNMP Info: "
  	      "~n     Error Status: ~w"
  	      "~n     Error Index:  ~w"
  	      "~n     Varbinds:     ~p"
  	      "~n", [Addr, Port, ES, EI, VBs]),
      ok;
  handle_snmp_callback(handle_pdu, {TargetName, ReqId, SnmpResponse}) ->
      {ES, EI, VBs} = SnmpResponse, 
  
negative.code:     ignore.
  
  
  handle_agent(Addr, Port, Type, SnmpInfo, Server) when is_pid(Server) ->
      report_callback(Server, handle_agent, {Addr, Port, Type, SnmpInfo}),
      ignore.
  
  
  