Forwarders and caching
Barry Margolin
barmar at genuity.net
Thu Jul 5 19:20:27 UTC 2001
In article <9i2akb$nbf at pub3.rc.vix.com>,
Forrest Aldrich <forrie at navipath.com> wrote:
>In the default sense, BIND-8 will forward first. So, I wonder if the
>secondary that's sending out the forward is also caching the results of the
>query (provided it gets a response, etc) and then recognizing that in the
>future? How does this work.
Yes, a server that forwards will also cache the result. It only forwards a
query if the answer is not in the cache. This is identical to the way a
non-forwarding server deals with delegations.
--
Barry Margolin, barmar at genuity.net
Genuity, Burlington, MA
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