Automatically get nameservers

George Vanev george.vanev at
Thu Jan 11 06:56:21 UTC 2007

I set up my own caching nameserver.
I used djbdns (dnscache). Some guys like it some not.
Any opinion which is best (or at least very good) to use
for caching dns

On 1/10/07, Lowell Gilbert <freebsd-questions-local at> wrote:
> "George Vanev" <george.vanev at> writes:
> > I installed isc-dhcpd and it is working fine.
> > But I don't want to hardcode the nameservers in the dhcpd.conf,
> > because my ISP is changing them sometimes.
> > It would be perfect if there is a way dhcpd to read the nameservers
> > from /etc/resolv.conf
> Not exactly, but you can have the dhclient rewrite the dhcpd.conf when
> it gets new nameservers.  I used to do this; I ran it from
> dhclient-exit-hooks, and it was a simple sed(1) command.  For a long
> time, I've been running my own local caching nameserver, and directing
> the DHCP clients to that, but I could dig out my old script if you
> have trouble with it.  Although I would suggest you also consider
> setting up your own local caching nameserver; the caching behaviour
> can be a noticeable speed boost.

George Vanev
Information Systems Specialist

tel.: +359 898 44 25 37

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