bind caching dns

Ben benjo11111 at
Mon May 14 08:45:31 UTC 2012

Hi Matthew,

Sorry for late response.I enabled statistics-channel , and it gives web 
based output.What is caching hit ratio filed , i mean which option / 
filed tell us about how many queries comes from cache or...?

> On 08/05/2012 10:09, Ben wrote:
>> I am new with bind.I am trying to configure bind as caching server for
>> our network.I configure it and it works successfully.
>> Can we get report or statistics something which shows which queries
>> resolved from cache and which resolved from internet?
> Yes. Add a section something like this (adapt for your own IP range and
> whatever port number you prefer):
> statistics-channels {
>      inet   port 8080 allow { trusted; };
>      inet 2001:db8::1 port 8080 allow { trusted; };
> };
> where 'trusted' is an ACL defining what IPs should be allowed to access
> the statistical data.  You can now make HTTP queries like so:
> which will get you an XML document containing many statistics about the
> performance of your named instance.  If you ever decide to set up an
> authoritative server, you might consider adding 'zone-statistics yes;'
> in the options { } section, but this doesn't make any difference to
> recursive-only resolvers.
>> bind has snmp mib for monitoring ?
> Not to my knowledge.  It should be possible to write an agentx plugin
> that translates from the XML data provided natively, but you'll have to
> write your own MIBs since the standard one from RFC1612 seems to have
> received little development since.  Indeed RFC3197
> ( tells a cautionary tale.
> 	Cheers,
> 	Matthew

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