Freezing a Zone vs. Stopping the DNS Server
FUSTE Emmanuel
emmanuel.fuste at thalesgroup.com
Wed Sep 29 11:53:08 UTC 2021
Le 29/09/2021 à 13:41, Frank Kyosho Fallon a écrit :
> Hi,
>
> Occasionally I need to add hosts manually to forward/reverse lookup
> zones in BIND 9.16. We also have ISC DHCP. Both are on a Mac Mini
> using MacPorts to install.
>
> Since dynamic updates are continually in progress, I understand I need
> to use *rndc**freeze zone* and *rndc**thaw zone* before and after
> making changes (including manually incrementing the sequence number).
>
> Can I safely accomplish the same thing by issuing an *rndc stop*
> command? Would that allow me to make zone changes followed by an *rndc
> reload* command?
No, you need a rndc freeze zone to be sure that all updates pending in
the journal only are committed in the text version and that the text
version will be completely reloaded at rndc thaw time.
This is the safe way to proceed.
Emmanuel.
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