Scripts for zsk rollover in 9.7

[Evan Hunt]

> I'm not sure it is a good idea. BIND is already quite loaded in
> features. Why not relying on dedicated free software such as
> OpenDNSSEC <http://www.opendnssec.org/>?

AFAIK, OpenDNSSEC works fine with 9.7.  (And it rocks and everyone
should check it out.)  But there's room for both approaches.

-- 
Evan Hunt -- each at isc.org
Internet Systems Consortium, Inc.