DNS update on host down
marka at isc.org
Thu Jul 28 01:06:32 UTC 2011
In message <4E307A5C.9070301 at library.ucla.edu>, Gloria Rom writes:
> On 07/26/11 07:23, Paul Reilly wrote:
> > Is there a simple utility, which can ICMP ping or HTTP ping a host, and
> > update the hosts DNS entry if the host is down?
Ping + nsupdate can do this. Note if you applications are properly
written they can cope with a host being down.
is all about fixing applications to do just that. Google Crome and
Firefix already implement versions of this.
> Will a significant number of your users have locally cached the
> out-of-date entry?
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: marka at isc.org
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