/* Check for OAM cells. OAM F4 is VCI 3 or 4 and PT 0X0. OAM F5 is PT 10X.  */
gboolean atm_is_oam_cell(const guint16 vci, const guint8 pt)
/* Check for OAM cells. OAM F4 is VCI 3 or 4 and PT 0X0. OAM F5 is PT 10X.  */
gboolean atm_is_oam_cell(const guint16 vci, const guint8 pt)
{
  return  (((vci == 3 || vci == 4) && ((pt & 0x5) == 0))
           || ((pt & 0x6) == 0x4));
}