split horizon and zone transfers to secondary DNS servers

Tony Finch dot at dotat.at
Mon Nov 28 17:49:58 UTC 2011

Marek Kozlowski <kozlowsm at mini.pw.edu.pl> wrote:
> OK. Let's assume I have only one primary and only one secondary DNS. I
> have two views on my primary. May I set up the secondary one for two
> views as well I make it fully synchronized to the primary one? (AFAIK
> for `allow-transfer' I specify IP addresses -- there is only one IP for
> the sec.)

Yes, but the trick is to use TSIG keys so the two servers can tell the
difference between zone transfers for the different views.

f.anthony.n.finch  <dot at dotat.at>  http://dotat.at/
Tyne, Dogger, Fisher, German Bight, Humber, Thames: Southerly, veering
westerly later in Tyne, 6 to gale 8, perhaps severe gale 9 later. Moderate or
rough, occasionally very rough later. Occasional rain. Moderate or good,
occasionally poor.

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