The status of this row as defined by the RowStatus textual
convention.
Rows in this table can only transition to 'notInService',
or to 'active' if the etsysConvEndPointDetectionAddrType
object and the etsysConvEndPointDetectionAddrMaskType
object have the same value, and either their values are
not 'unknown' or there is at least one bit set in the
etsysConvEndPointDetectionProtocol object.