anchor.diff:    {<<"enabled">>,false},
     {<<"gateways">>,
      [{[{<<"prefix">>,<<>>},
  -      {<<"codecs">>,[<<"PCMA">>]},
  +      {<<"codecs">>,[<<"PCMA">>,<<"PCMU">>]},
         {<<"progress_timeout">>,<<"7">>},
         {<<"server">>,<<>>},
         {<<"username">>,<<>>},
  
positive.code:                 NumbersList -> ?JSON_WRAPPER(lists:map(fun(Number) ->
                                                             {?TO_BIN(Number)
                                                             ,modkazoo_util:set_value(<<"force_outbound">>, false, ?EMPTY_JSON_OBJECT)}
                                                         end
                                                        ,NumbersList))
              end,
  
negative.code:   {<<"cid_rules">>,[]},
    {<<"caller_id_options">>,{[{<<"type">>,<<"external">>}]}},
    {<<"type">>,<<"local">>},
    {<<"media">>,
     {[{<<"audio">>, {[{<<"codecs">>,[<<"PCMA">>,<<"PCMU">>]}]}},
       {<<"fax_option">>,true}
      ]}},
    {<<"name">>,<<>>},
    {<<"emergency">>,false},
    {<<"grace_period">>,5},
  