My information may be out of date, instead of using -I you may also try adding the following:
interface ignore wildcard interface listen 127.0.0.1 interface listen ::1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1649729 Title: ntpd startup failures under xenial To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ntp/+bug/1649729/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs