A question regarding the db.cache file

Brad Knowles brad at stop.mail-abuse.org
Wed Jul 13 16:45:48 UTC 2005


At 4:07 PM +0200 2005-07-13, Klas Bengtsson wrote:

>  Thanks for your answer. Do you happen to know with what amount the RTT
>  is slowly reduced?

	It's an exponential backoff algorithm, but I don't recall the 
specifics.  More detail can surely be had in the RFCs and the book 
_DNS and BIND_ by Paul Albitz and Cricket Liu.

-- 
Brad Knowles, <brad at stop.mail-abuse.org>

"Those who would give up essential Liberty, to purchase a little
temporary Safety, deserve neither Liberty nor Safety."

     -- Benjamin Franklin (1706-1790), reply of the Pennsylvania
     Assembly to the Governor, November 11, 1755

   SAGE member since 1995.  See <http://www.sage.org/> for more info.



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