NSUPDATE is disabled in Xenial, will keep the same approach for Trusty and then test.
More details can be found here : xenial/isc-dhcp-4.3.3/debian/patches/disable-nsupdate.patch description: undefine NSUPDATE author: cchip origin: http://forums.debian.net/viewtopic.php?f=10&t=95273 bug-debian: https://bugs.debian.org/712503 --- a/includes/site.h +++ b/includes/site.h @@ -121,7 +121,7 @@ /* Define this if you want DNS update functionality to be available. */ -#define NSUPDATE +/* #define NSUPDATE */ /* Define this if you want to enable the DHCP server attempting to find a nameserver to use for DDNS updates. */ -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1176046 Title: isc-dhcp dhclient listens on extra random ports To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/isc-dhcp/+bug/1176046/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs