<code>false</code>.
</column>
+ <column name="bfd" key="check_tnl_key" type='{"type": "boolean"}'>
+ When set to true, Check Tunnel Key will make BFD only accept control
+ messages with an <code>in_key</code> of zero. Defaults to
+ <code>false</code>.
+ </column>
+
+ <column name="bfd" key="bfd_dst_mac">
+ An Ethernet address in the form
+ <var>xx</var>:<var>xx</var>:<var>xx</var>:<var>xx</var>:<var>xx</var>:<var>xx</var>
+ to set the destination mac address of the bfd packet. If this
+ field is set, it is assumed that all the bfd packets destined to this
+ interface also has the same destination mac address. If not set, a
+ default value of <code>00:23:20:00:00:01</code> is used.
+ </column>
+
<column name="bfd_status" key="state"
type='{"type": "string",
"enum": ["set", ["admin_down", "down", "init", "up"]]}'>