anchor.diff:       send_zero_avp_length,
        send_invalid_avp_length,
        send_invalid_reject,
  -     send_unrecognized_mandatory,
  +     send_unexpected_mandatory_decode,
  +     send_unexpected_mandatory,
        send_long,
        send_nopeer,
        send_noapp,
  
positive.code: send_unknown_short_mandatory(Config) ->
      send_unknown_short(Config, true, ?INVALID_AVP_LENGTH).
  
  %% Send an STR that the server ignores.
  send_noreply(Config) ->
      Req = ['STR', {'Termination-Cause', ?BAD_ANSWER}],
  
negative.code:        N == send_zero_avp_length;
         N == send_invalid_avp_length;
         N == send_invalid_reject;
         N == send_unknown_short_mandatory;
         N == send_unexpected_mandatory_decode ->
      Rec;
  answer(Rec, [], _) ->
      Rec.
  