Zones not getting transferred after a restart

Hi, we have an internal distribution point running BIND 9.5.0-P2 (SLES 11.1 distribution package). It slaves about 1800 zones from a commercial DNS management software running on 127.0.0.1:8054 and distributes them towards our servers. Whenever we restart BIND on that system, the 1800 zones are l

update-policy by source IP

Hi, running BIND 9.7.1, I have a few untouchable legacy applications that send (and can only send) totally unsigned dynamic DNS updates. Up to now I used allow-update { ip.add.re.ss }; in the zone. Not really a security risk (the updates are authenticated outside of BIND using IPsec), bu