Date: Sun, 15 May 2005 05:07:29 -0600 From: Ed Stover <estover@nativenerds.com> To: Xian <ian@codepad.net> Cc: freebsd-questions@freebsd.org Subject: Re: Slow DNS Message-ID: <42872D71.3050902@nativenerds.com> In-Reply-To: <200505121205.17487.ian@codepad.net> References: <200505121205.17487.ian@codepad.net>
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Xian wrote:
> I have just set up a router and would like DNS caching on it. I have tried to
> set it up an it kind of works, just computer using it as their nameserver
> take ages on DNS queries, up to 4-5 seconds.
>
> To set up the DNS caching I added the ip of another DNS server
> to /etc/resolv.conf and added namd_enable="YES" to /etc/rc.conf.
> I also tweaked the following lines in /var/named/etc/namedb/named.conf:
> listen-on { "any"; };
> forwarders {
> 192.168.0.1;
> };
> query-source address * port 53;
>
> Any ideas on how to make it run better? The DNS server at 192.168.0.1 answers
> DNS queries in a few milliseconds.
>
Put an entry for your upstream DNS/DNSes as well... That will speed
things up.
<--quote
// In addition to the "forwarders" clause, you can force your name
// server to never initiate queries of its own, but always ask its
// forwarders only, by enabling the following line:
//
// forward only;
// If you've got a DNS server around at your upstream provider, enter
// its IP address here, and enable the line below. This will make you
// benefit from its cache, thus reduce overall DNS traffic in the Internet.
/*
forwarders {
127.0.0.1;
};
*/
-->
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