Root server cannot be a forwarder?

yinzhang57 at yahoo.com yinzhang57 at yahoo.com
Wed Oct 18 19:01:38 UTC 2006


Peter Dambier wrote:
> yinzhang57 at yahoo.com wrote:
> > Heard that on a BIND root server, recursion is disabled and it will not
> > do recursion, therefore cannot be a forwarder?
> >
>
> It depends on what you want to do.
>
> E.g. my own BIND 9.4.0b2 is my local resolver.
>
> I believe that domains I am authoritative for, cannot get cache poisoned.
> That is why I am slaving every important domain I can.
>
> It slaves the root too.
>
> Why?
>
> To prevent bogus queries like localhost, local, or 192.168... from
> escaping my network. I am authoritative for those domains.
>
> Some poor people on backwater domains have only a single nameserver.
> Sometimes those domains get lost. I have a local copy and I am
> authoritative. I need not even query for those domains.
>
> The root zone is just a very little domain compared to com, net or org.
> I never need to query the root-servers.
>
> I rarely need to axfr a zone. I never query those zones. So I spare
> them a lot of traffic.
>
> As the root is already loaded I very often drop one query level and
> my answers are faster.
>
> Zones I need are present locally. No query to the outside at all.
>
> But my server is not for the public. It serves locally only.
>
> If I was running a root-server for the public, I would run nothing
> but the root. I definitely would switch recursion off because I
> am not a resolver.
>
> Kind regards
> Peter and Karin Dambier
>
>
> --
> Peter and Karin Dambier
> Cesidian Root - Radice Cesidiana
> Von-Erthal-Strasse 4
> D-64646 Heppenheim
> +49(6252)671-788 (Telekom)
> +49(6252)750-308 (VoIP: sipgate.de)
> mail: peter at peter-dambier.de
> mail: peter at echnaton.serveftp.com
> http://iason.site.voila.fr/
> https://sourceforge.net/projects/iason/
> http://www.cesidianroot.com/

Is a BIND root server by default disabled recursion, so cannot be a
forwarder?

A Windows root server by default disable to forward, to be a forwarding
server.  A BIND root server will still be able to act as a forwarding
server?



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