
{  NOTE:  The system always defaults to nac$ta_preferred_class_4_clns

CONST
  nac$ta_min_preferred_class    = 0,

  nac$ta_preferred_class_0      = 1,
  nac$ta_preferred_class_2      = 2,
  nac$ta_preferred_class_4_cons = 3,
  nac$ta_preferred_class_4_clns = 4,
  nac$ta_preferred_class_4_any  = 5,

  nac$ta_max_preferred_class    = 255;
