[ILUG] named complaints

[Sascha Luck]

Kenn Humborg wrote:
> 
> Does anyone know exactly what this log entry means?
> 
> Aug 26 13:12:16 cerberus named[194]: ns_forw: \
>         query(22.8.203.140.in-addr.arpa) \
>         A RR negative cache entry (MIDIR.UCD.IE:) \
>         learnt (NODATA=134.226.1.114:NS=198.41.0.4)
> 
> I've been getting a lot of them recently referring to midir.ucd.ie and
> in-addr.arpa lookups in UCG's address range.
> 
> What's a 'negative cache entry'?  (My BIND book is not available
> right now...)

It means that a name server 'remembers' that a name doesn't exist. It's,
however, not supposed to be implemented at all....

> Later,
> Kenn

Lucky

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