And furthermore, it is my understanding that in RRL no queries are ever discarded. Only the response is throttled.
Alan V. Shackelford Senior Systems Software Engineer The Johns Hopkins University and Johns Hopkins Medical Institutions Baltimore, Maryland USA <mailto:ashac...@jhmi.edu> ashac...@jhmi.edu 410-735-4773 From: dns-operations-boun...@lists.dns-oarc.net [mailto:dns-operations-boun...@lists.dns-oarc.net] On Behalf Of Paul Vixie Sent: Wednesday, August 21, 2013 12:43 PM To: Vernon Schryver Cc: dns-operations@lists.dns-oarc.net Subject: Re: [dns-operations] Geoff Huston on DNS-over-TCP-only study. Vernon Schryver wrote: http://www.circleid.com/posts/20130820_a_question_of_dns_protocols disappointed me with this characterization of RRL: There is a conversation thread that says that resolvers should implement response rate limiting (RRL), and silently discard repetitive queries that exceed some locally configured threshold. that wording did not leap out at me at the time, but, is factually wrong. RRL is on the server side not the resolver side. vixie
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