anchor.diff:      Req = ['ACR', {'Accounting-Record-Type', ?EVENT_RECORD},
                     {'Accounting-Record-Number', 3}],
   
  -    ['ACA', _SessionId, {'Result-Code', ?SUCCESS} | _]
  +    ['ACA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
           = call(Config, Req).
   
   %% Send an accounting ACR that the server tries to answer with an
  
positive.code:     Req = ['ASR', {'AVP', [#diameter_avp{code = 999,
                                           is_mandatory = M,
                                           data = <<17>>}]}],
      ['ASA', _SessionId, {'Result-Code', RC} | Avps]
          = call(Config, Req),
      [#'diameter_base_Failed-AVP'{'AVP' = As}]
          = proplists:get_value('Failed-AVP', Avps),
  
negative.code: %% only the return value from the prepare_request callback being
  %% significant.
  send_anything(Config) ->
      ['STA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
          = call(Config, anything).
  
  %% ===========================================================================
  