RRL settings that work for you

Phil Mayers p.mayers at imperial.ac.uk
Wed May 27 15:14:13 UTC 2015


On 26/05/15 22:00, Mike Hoskins (michoski) wrote:

> However, as we've mostly just been turning knobs in an attempt to minimize
> log entries...  insight from operators is appreciated.

We run with:

   rate-limit { responses-per-second 20; };

3x internet-facing resolvers answering about 5-25k qps across a couple 
of hundred zones. Seems to work fine. Had no complaints, very effective 
at stopping reflection attacks based on what we observe.


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