# ip -6 tunnel add vultr mode ip4ip6 remote 2b07:f450:1811:9723:5401:3ff:fe9d:5e37 local 2a02:140:5:1::c09add tunnel "ip6tnl0" failed: No such device#
# ip link add wg-vultr type wireguardError: Unknown device type.Unable to access interface: Protocol not supported