[no subject]

You can do this with BIND 9.2 or greater.  No extra software needed.

<a  rel="nofollow" href="http://ops.ietf.org/dns/dynupd/secure-ddns-howto.html";>http://ops.ietf.org/dns/dynupd/secure-ddns-howto.html</a>

That howto is geared toward making dynamic dns updates from a dhcp
server, but it will work just as well from a cron job.  I don't know how
secure it is, but you could always tunnel it over ssh if you were so
inclined.

HTH,
Jason
-- 
Jason Day                                       jasonday at
<a  rel="nofollow" href="http://jasonday.home.att.net";>http://jasonday.home.att.net</a>                    worldnet dot att dot net
 
&quot;Of course I'm paranoid, everyone is trying to kill me.&quot;
    -- Weyoun-6, Star Trek: Deep Space 9


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