[ILUG] Dynamic DNS

Martin Feeney martin at tuatha.org
Thu Jul 12 11:35:42 IST 2001


On Thu, 12 Jul 2001 11:22:56 "Breathnach, Proinnsias (Dublin)" wrote:

> Dynamic DNS of some sort ... I know it's doable .. and that it's
> supported
> in BIND 8.x, but how do I go about setting it up ...

You need a couple of directives in your named.conf:

generic example:

acl dyn-update {
        127.0.0.1;
        10.0.0.1;
};

zone "localnet" {
	type master;
	file "localnet";
	allow-update { dyn-update; };

};

zone "10.in-addr.arpa" {
        type master;
        file "10.in-addr.arpa";
        allow-update { dyn-update; };
};

The acl and the allow-update lines are the important ones.

Then get the following:

http://www.heronforge.net/~stephen/DHCP-DNS/index.html

The set up is very simple, just change $DOMAIN in /etc/dhcp-dns.conf to
"localnet".

If you use the beta of version 3 of dhcp, it allegedly supports dynamic
update out of the box. I haven't used it and so can't comment on it.

BTW, if you're using debian, the above package is called dhcp-dns.

Martin.




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