OT: DNS Failover

[Leonard Isham]

On 8/31/05, Mike McGrath <mmcgrath at iesabroad.org> wrote:
> >
> >
> >               I'm curious about how others in the Fedora community are
> doing DNS
> >               failover.  Specifically I have two sites, one primary
> (in a large city)
> >               and one secondary (out in the middle of nowhere).  The
> idea is that we'd
> >               host DNS out of the secondary site to use the web
> servers in the primary
> >               site.
> >
> >               My question is how are people handling outages at the
> main site.  If the
> >               primary site burns down or all the servers get stolen or
> something, is
> >               my only option a manual of the configs to point from one
> to the other?
> >
> >
> 
> Please don't post HTML to the list, and this doesn't even come close to
> what I'm looking to do.  I know how master and slave DNS works, I'm less
> concerned about the actual DNS server and more concerned about where the
> DNS address is pointing to.
> 

Are you looking at how to fail over your entire site?  As in
www.company.com serves up a the IP address for the backup site when
the primary site is down?

If so then I don't know of an answer that dosen't include a real short
TTL and reconfiguring your secondary DNS server as the primary...


-- 
Leonard Isham, CISSP 
Ostendo non ostento.