Re: (DNS) consensus wording
David W. Morris (dwm@shell.portal.com)
Sun, 31 Mar 1996 18:43:00 -0800 (PST)
On Sat, 30 Mar 1996, Anawat Chankhunthod wrote:
> I have some additional ideas. Danzig., et.al (SIGCOMM92 ??) shows that
> NEGATIVE caching DNS will help to reduce DNS traffic quite a bit.
> Negative cache means when DNS lookup fail (may be after 2-3 trails) for
> that particular host, we should cache the result (the failure) for a short
> time to avoid subsequent look up (which likely to fail again). Say 2 minutes.
While this is a useful suggestion, it doesn't fall in the domain of being
a security issue. It might be considered for an HTTP implementation
recommendations document.
Dave Morris