What does "addnode: NSEC node already exists" mean?

Doug Barton dougb at dougbarton.us
Fri Aug 12 01:29:14 UTC 2011

On 08/11/2011 06:09, Alexander Gall wrote:
> I have a signed zone for which dnssec-signzone and named-checkzone of
> BIND 9.8.0-P4 emit the message in the subject several times.  This
> appears to happen in loadnode() defined in lib/dns/rbtdb.c and has
> something to do with an "auxiliary tree for NSEC", whatever exactly
> that is.  It doesn't tell me which NSEC record it's complaining about,
> though.
> Any suggestions by the ISC folks what this is about before I dig into
> it deeper?

I'm not from ISC, but I would think the first step would be to try the
9.8.1 beta and see if the problem persists there.




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