After an update a couple weeks ago, Ubuntu 22.04 can no longer get IPv6 via DHCPv6 systemd-networkd, at least on Oracle OCI, but there are also other similar reports, e.g.
https://ubuntuforums.org/showthread.php?t=2487465&p=14146758
Oracle seems to be aware of the issue but they claim it's a Ubuntu 22.04 bug:
https://community.oracle.com/customerconnect/discussion/687610/oci-ipv6-address-not-assigned-to-oci-ubuntu-instance-by-dhcp
The workaround to assign a static IPv6 is not great when managing multiple cloud instances.
After an update a couple weeks ago, Ubuntu 22.04 can no longer get IPv6 via DHCPv6 systemd-networkd, at least on Oracle OCI, but there are also other similar reports, e.g.
https:/ /ubuntuforums. org/showthread. php?t=2487465& p=14146758
Oracle seems to be aware of the issue but they claim it's a Ubuntu 22.04 bug:
https:/ /community. oracle. com/customercon nect/discussion /687610/ oci-ipv6- address- not-assigned- to-oci- ubuntu- instance- by-dhcp
The workaround to assign a static IPv6 is not great when managing multiple cloud instances.