def _get_bfd_tlv(self):
return self.__bfd_tlv<EOL>
Getter method for bfd_tlv, mapped from YANG variable /network_instances/network_instance/protocols/protocol/isis/interfaces/interface/bfd/state/bfd_tlv (boolean)

    YANG Description: When set to true, BFD TLV is used. This enables support for the IS-IS
BFD TLV options, which specify that a BFD session must be established
before an IS-IS adjacency can transition to the established state.
This option should be enabled on all IS-IS neighbors on a shared
interface.