Re: [DNSOP] Terminology question: split DNS
Ted Lemon <mellon@fugue.com> Tue, 20 March 2018 13:57 UTC
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From: Ted Lemon <mellon@fugue.com>
Date: Tue, 20 Mar 2018 13:57:04 +0000
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To: Andrew Sullivan <ajs@anvilwalrusden.com>
Cc: dnsop WG <dnsop@ietf.org>
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Subject: Re: [DNSOP] Terminology question: split DNS
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I think split horizon is really specific to source address, but I agree with your clarification as it applies to views. Also agree that we should mention all variants. On Mar 20, 2018 13:52, "Andrew Sullivan" <ajs@anvilwalrusden.com> wrote: > On Mon, Mar 19, 2018 at 05:58:08PM +0000, Ted Lemon wrote: > > Where DNS servers that are authoritative for a particular set of > domains > > provide partly or completely different answers in those domains > depending > > on the source of the query. The effect of this is that a domain name > that > > is notionally globally unique nevertheless has different meanings for > > different network users. > > I mostly like that, but I quibble with "source of the query". It's > really "depending on some factor apart from the name, class, and type > of the query. For instance, the answers might differ according to the > source of the query." EDNS client subnet is another example, but I've > also seen things based on authentication (SIG(0) or TSIG). > Effectively, every "DNS tricks" service on the public Internet is also > a kind of split horizon. > > I think we should include all of "split DNS", "split horizon", and > "split brain": they're all terms I've heard and so we ought to make > sure they're both included. > > A > > -- > Andrew Sullivan > ajs@anvilwalrusden.com > > _______________________________________________ > DNSOP mailing list > DNSOP@ietf.org > https://www.ietf.org/mailman/listinfo/dnsop >
- [DNSOP] Terminology question: split DNS Paul Hoffman
- Re: [DNSOP] Terminology question: split DNS Paul Vixie
- Re: [DNSOP] Terminology question: split DNS Ted Lemon
- Re: [DNSOP] Terminology question: split DNS Jim Reid
- Re: [DNSOP] Terminology question: split DNS Artyom Gavrichenkov
- Re: [DNSOP] Terminology question: split DNS Bob Harold
- Re: [DNSOP] Terminology question: split DNS Artyom Gavrichenkov
- Re: [DNSOP] Terminology question: split DNS George Michaelson
- Re: [DNSOP] Terminology question: split DNS Artyom Gavrichenkov
- Re: [DNSOP] Terminology question: split DNS Paul Vixie
- Re: [DNSOP] Terminology question: split DNS Jim Reid
- Re: [DNSOP] Terminology question: split DNS Ted Lemon
- Re: [DNSOP] Terminology question: split DNS Robert Edmonds
- Re: [DNSOP] Terminology question: split DNS Paul Vixie
- Re: [DNSOP] Terminology question: split DNS George Michaelson
- Re: [DNSOP] Terminology question: split DNS Darcy Kevin (FCA)
- Re: [DNSOP] Terminology question: split DNS John Kristoff
- Re: [DNSOP] Terminology question: split DNS John Heidemann
- Re: [DNSOP] Terminology question: split DNS Paul Wouters
- Re: [DNSOP] Terminology question: split DNS Michael Sinatra
- Re: [DNSOP] Terminology question: split DNS Steve Crocker
- Re: [DNSOP] Terminology question: split DNS Paul Vixie
- Re: [DNSOP] Terminology question: split DNS Dick Franks
- Re: [DNSOP] Terminology question: split DNS Evan Hunt
- Re: [DNSOP] Terminology question: split DNS Ted Lemon
- Re: [DNSOP] Terminology question: split DNS Andrew Sullivan
- Re: [DNSOP] Terminology question: split DNS Ted Lemon
- Re: [DNSOP] Terminology question: split DNS Matt Larson
- Re: [DNSOP] Terminology question: split DNS Ted Lemon
- Re: [DNSOP] Terminology question: split DNS Darcy Kevin (FCA)
- Re: [DNSOP] Terminology question: split DNS Matthew Pounsett
- Re: [DNSOP] Terminology question: split DNS Matthew Pounsett
- Re: [DNSOP] Terminology question: split DNS Artyom Gavrichenkov