The status column has four defined values: - 'disable(0)', this entry is exist but invalid; - 'drop(1)', packets with other source mac will be drop when exceed max learned mac; - 'forward(2)', packets with other source mac can be forwarded when exceed max learned mac; - 'createRequest(3)', which is supplied by a management station wishing to create a new instance of a conceptual row and to have its status automatically set to forward(1), making it available for using by the managed device; - 'destory(4)', which is supplied by a management station wishing to delete all of the instances associated with an existing conceptual row.