sysctl "'net.inet.ip.check_interface" fails in FreeBSD14

[nevets]

Our new FreeBSD version [14] reports a failure when starting the network:

sysctl: unknown oid 'net.inet.ip.check_interface' at line 67

This output is from manually running
/etc/netstart
I get no internet search hits at all for the variable string

net.inet.ip.check_interface

.
Anyone got any ideas what its for and why it doesn't execute in version 14?

For completion the rest of netstart works fine...
Setting hostuuid: xxxxxxxxxxxxxxx
Setting hostid: xxxxxxxxxxxxxxx
Setting hostname: xxxxxxxxxxxxx
Starting Network: lo0 re0.
lo0: flags=1008049<UP,LOOPBACK,RUNNING,MULTICAST,LOWER_UP> metric 0 mtu 16384
options=680003<RXCSUM,TXCSUM,LINKSTATE,RXCSUM_IPV6,TXCSUM_IPV6>
inet 127.0.0.1 netmask 0xff000000
inet6 ::1 prefixlen 128
inet6 fe80::1%lo0 prefixlen 64 scopeid 0x2
groups: lo
nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
re0: flags=1008843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,LOWER_UP> metric 0 mtu 1500
options=8209b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_MAGIC,LINKSTATE>
ether 4c:cc:6a:8a:dc:d0
inet xxxxxxxxxxxx netmask 0xffffff00 broadcast xxxxxxxxxxxxx
media: Ethernet autoselect (100baseTX <full-duplex>)
status: active
nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>

[chadbsd]

As this is an upstream issue, I suggest that you mention your problem on the FreeBSD mailing list where the core team can investigate.

[nevets]

Thanks,
As it is an IPv4 security variable issue I emailed
freebsd-security+subscribe-nomail@freebsd.org

[nevets]

https://bugs.freebsd.org/bugzilla/show_ ... ?id=277349