anchor.diff:          SecLevel
         ),
   
  -    io:format("[~s] got AES-encrypted message, now decrypt: "
  -              "~n   ~p", [?FTS(), Msg]),
  +    ?IPRINT("got AES-encrypted message, now decrypt: "
  +            "~n   ~p", [Msg]),
   
       {message, _Version, Hdr, NextData} =
         snmp_pdus:dec_message_only(Msg),
  +
  +    ?IPRINT("AES-encrypted message decrypted - now match"),
   
       { v3_hdr,
         _MsgID,
  
positive.code:     ?TC_TRY(usm_priv_aes, Pre, Case, Post).
  
  do_usm_priv_aes(Config) ->
      io:format("[~s] starting with Config: "
                "~n   ~p", [?FTS(), Config]),
  
      io:format("[~s] generate AES-encrypted message", [?FTS()]),
  
      EngineID = [128,0,0,0,6],
      SecName  = "v3_user",
  
negative.code:       SecParams,
        _Hdr_size
      } = Hdr,
  
      ?IPRINT("process incoming message"),
  
      { ok,
        { _MsgAuthEngineID,
  