def flagPriority( self ):
    """Get/set the SMBv3.1.1+ Priority subfield.
    This value is actually a 3-bit integer (in the range 0..7).
    Errors:
      ValueError  - Thrown if the assigned value is outside of the
                    valid range.
    """
    return( (self._flags & SMB2_FLAGS_PRIORITY_MASK) >> 4 )