ISC-Bind Cache preserveration

[Marco Moock]

Am 05.08.2025 um 19:33:55 Uhr schrieb Michael Mullig via bind-users:

> We're using ISC-Bind (v 9.16.45) out at remote locations to serve as
> part of local DNS service in the event of a WAN outage. However we
> are faced with the possibility that we might also suffer a power
> outage at these locations, and would have power restored before the
> WAN. This would leave us without any local DNS for the remote site,
> which would not be helpful to those working there.
> 
> Is there a way to preserve the ISC-Bind generated cache so that it
> can be restored after a server reboot?

The cache is not a stable way to preserve the data, as the cache might
be emptied to make up space for new entries.

If you can get the zones via zone transfer, you might use the
slave/secondary option.

-- 
Gruß
Marco

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