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Change behavior when RD bit unset in queries.

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Change anti cache-snooping behaviour with queries with the
recursion-desired bit unset. Instead to returning SERVFAIL, we
now always forward, and never answer from the cache. This
allows "dig +trace" command to work.
This commit is contained in:
Simon Kelley
2018-09-19 22:27:11 +01:00
parent 51cc10fa54
commit 4139298d28
2 changed files with 9 additions and 6 deletions
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@@ -59,7 +59,12 @@ version 2.80
Returning null addresses is a useful technique for ad-blocking.
Thanks to Peter Russell for the suggestion.
Change anti cache-snooping behaviour with queries with the
recursion-desired bit unset. Instead to returning SERVFAIL, we
now always forward, and never answer from the cache. This
allows "dig +trace" command to work.
version 2.79
Fix parsing of CNAME arguments, which are confused by extra spaces.
Thanks to Diego Aguirre for spotting the bug.