def _get_link_data(self):
return self.__link_data<EOL>
Getter method for link_data, mapped from YANG variable /network_instances/network_instance/protocols/protocol/ospfv2/areas/area/lsdb/lsa_types/lsa_type/lsas/lsa/opaque_lsa/extended_link/state/link_data (union)

    YANG Description: The data associated with the link type. The value is
dependent upon the subtype of the LSA. When the connection is
to a stub network it represents the mask; for p2p connections
that are unnumbered it represents the ifIndex value of the
router's interface; for all other connections it represents
the local system's IP address