Time out for a terminology check--"resolver" vs "server".

Mark Andrews marka at isc.org
Sun Feb 14 21:46:27 CST 2010


In message <6eb799ab1002141824s652c4f31od02cb750912a064b at mail.gmail.com>, James
 Hess writes:
> 
> Also,  BIND  implements the  EXPIRE  value in the SOA.
> But  other DNS server software applications widely ignore this value,
> and the zone stays authoritative on all servers,  no matter how much
> time elapses between updates  (in that case).

And if there are loops in the zone transfer graph slaves can stay
alive even if they are checking the serial of the master to see if
they need to expire the zone.
 
Mark
-- 
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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