Hi.
BIND10 project developed by ISC ended earlier this year [1]. Therefore as of today I'm retiring the bind10 package from Fedora 21+. The DHCP servers part is already submitted for package review in Fedora [2].
[1] http://www.isc.org/blogs/isc-concludes-bind-10-development-with-release-1-2-... [2] https://bugzilla.redhat.com/show_bug.cgi?id=1130617
Regards,