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Re: [Add] questions about the Examples section of svcb-dns-02

David <opendak@shaw.ca> Thu, 08 April 2021 16:01 UTC

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To: Ben Schwartz <bemasc@google.com>
Cc: ADD Mailing list <add@ietf.org>
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From: David <opendak@shaw.ca>
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Date: Thu, 08 Apr 2021 10:01:06 -0600
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Subject: Re: [Add] questions about the Examples section of svcb-dns-02
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On 2021-04-08 9:05 a.m., Ben Schwartz wrote:
> OK, I've clarified (and corrected, oops) the explanation of the examples,
> and added another one to highlight the default-DoT behavior:
> https://github.com/bemasc/svcb-dns/commit/e59c995fa976a19b5baf1770afb231d3dcb729e1
> 

I think this definitely helps. Would you be opposed to one more example 
of a DoH-only endpoint? I think that would be a common use case and 
having the DoT+DoH vs DoH-only examples would provide extra enforcement 
of there being a default.

> We can certainly remove the default ALPN, but personally I like having
> empty SvcParams correspond to a common default.  The size savings (~8
> bytes) are probably not important, although MTU could become relevant in
> the context of SVCB delegation responses as envisioned
> by draft-rescorla-dprive-adox.
>

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