[Pdns-users] pdns-recursor forwarder setting
georgi at belwue.de
Tue Apr 7 06:57:32 UTC 2009
On Wed 2009-04-01 (00:00), Nils Breunese (Lemonbit) wrote:
> Imre Gergely wrote:
>> Iwas wondering if one could set up a pdns-recursor to forward ALL queries
>> to another recursor?
> I don't know, but what is the use exactly? Couldn't you just use the other
> recursor directly?
The BIND Administrator Reference has a good description of the
"forward [first|only]" option:
ARM> The forwarding facility can be used to create a large site-wide
ARM> cache on a few servers, reducing traffic over links to external
ARM> name servers. It can also be used to allow queries by servers
ARM> that do not have direct access to the Internet, but wish to look
ARM> up exterior names anyway. Forwarding occurs only on those queries
ARM> for which the server is not authoritative and does not have the
ARM> answer in its cache.
ARM> This option is only meaningful if the forwarders list is not
ARM> empty. A value of first, the default, causes the server to
ARM> query the forwarders first ? and if that doesn't answer the
ARM> question, the server will then look for the answer itself.
ARM> If only is specified, the server will only query the forwarders.
Yes, I also wish that pdns_recursor will support these forwarding
options in a future version. Globally and on a per-zone basis.
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