Comment 4 for bug 1980656

If you are using tripleowallaby then it should be correct. For wallaby we use a separate org which is tripleowallabycentos9 for CentOS 9 container images.

What I'd suspect next is that you are using an old tripleo-heat-templates which does not contain
https://review.opendev.org/c/openstack/tripleo-heat-templates/+/809213 .

We've removed tftp-server from ironic-conductor image by https://review.opendev.org/c/openstack/tripleo-common/+/812690 so the latest container does not include the binary.