Negative Caching TTL
phn at icke-reklam.ipsec.nu
phn at icke-reklam.ipsec.nu
Wed Dec 17 17:47:06 UTC 2003
Jim McAtee <jmcatee at mediaodyssey.com> wrote:
> Can someone explain to me how to best use negative caching TTL. It's n=
ot
> clear to me if setting this value in the SOA record affects how our BIN=
D
> 9.2.3 servers answer queries, or if the value is open to interpretation=
by
> the receiving DNS client.
> $TTL 1d
> @ IN SOA ns1.modyssey.net. admin.modyssey.net. (
> 2003101701 ; serial
> 4h ; refresh
> 30m ; retry
> 14d ; expire
> 15m ) ; negative ttl
> With the above, will older BIND servers see the default TTL for records=
as 1
> day or 15 minutes?
1 day
--=20
Peter H=E5kanson =20
IPSec Sverige ( At Gothenburg Riverside )
Sorry about my e-mail address, but i'm trying to keep spam out=
,
remove "icke-reklam" if you feel for mailing me. Thanx.
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