On Thursday, 25 August 2016, Tony Finch <d...@dotat.at> wrote: > william manning <chinese.apri...@gmail.com <javascript:;>> wrote: > > > I'm with Ed here, A valid response is silence. > > I think it is important for people producing and deploying DNS server > software and DNS-interfering middleboxes to understand the bad > consequences of dropping queries or responses. If you understand these > effects and still think you can improve things by dropping packets, then > maybe go ahead. But it isn't a simple valid / invalid binary choice. > > Tony.
> Where does the "badness" occur? The server or resolver? The rational > for a server to silently ignore a query often revolves around malformed > queries ... Should a server attempt to answer malformed queries or > silently drop them? What about client that will not shut up? Should rate limiting be frowned on > and the server attempt to answer all received queries? > Some food for thought
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