DNS traffic accounting

[Matus UHLAR - fantomas]

On 18.07.17 18:09, Abi Askushi wrote:
>I am trying to figure out how could I account the DNS traffic generated
>from clients in terms of bytes. My setup is a simple caching DNS with
>several clients querying the DNS server.  I can measure the DNS traffic
>that is generated from the DNS server on the WAN side by using some
>monitoring tool (pmacct) but I am not sure how could I account this traffic
>to the clients that are generating this traffic. By simply monitoring the
>internal DNS traffic from clients I expect to not be accurate since it will
>include also cached responses which do not generate WAN traffic.

well, caching makes your benefit, doesn't it?

>Any suggestion how to approach this problem?

...don't?

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