Re: [netmod] Adam Roach's No Objection on draft-ietf-netmod-rfc6087bis-18: (with COMMENT)

Kent Watsen <kwatsen@juniper.net> Fri, 09 March 2018 20:22 UTC

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From: Kent Watsen <kwatsen@juniper.net>
To: Andy Bierman <andy@yumaworks.com>, Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de>, Benoit Claise <bclaise@cisco.com>, Adam Roach <adam@nostrum.com>, NetMod WG Chairs <netmod-chairs@ietf.org>, NetMod WG <netmod@ietf.org>, The IESG <iesg@ietf.org>, "draft-ietf-netmod-rfc6087bis@ietf.org" <draft-ietf-netmod-rfc6087bis@ietf.org>
Thread-Topic: [netmod] Adam Roach's No Objection on draft-ietf-netmod-rfc6087bis-18: (with COMMENT)
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Archived-At: <https://mailarchive.ietf.org/arch/msg/netmod/Qm31FYfXyMuuOwtwqS7SlCm4XUI>
Subject: Re: [netmod] Adam Roach's No Objection on draft-ietf-netmod-rfc6087bis-18: (with COMMENT)
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> I came up with 2 sentences to add to 6087bis:
>
> #1)
>
> If the patterns used in a type definition have known limitations
> such as false positive matches, then these limitations
> SHOULD be documented within the typedef or data definition.


I like this, but it would be better to also mention false-negative
matches, as it gets people to think about the other side too.


> #2)
>
> Simpler patterns SHOULD be used instead of more complex variants,
> if possible, because they are easier to read.

I think we should stay silent on this point.   Maybe we could that there is
a known tradeoff between pattern complexity and verifiability, which is
left to the module designer as a consideration.


> Andy

Kent