it's masked for a reason, the service you should be using is bind9-pkcs11 but it's currently buggy, see:
https://bugs.launchpad.net/bugs/1769440 ** Changed in: freeipa (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1790379 Title: freeipa-server-dns bind9 masked and bind9-dyndb-ldap failure To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/freeipa/+bug/1790379/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs