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Re: [Int-area] Alissa Cooper's Discuss on draft-ietf-intarea-frag-fragile-15: (with DISCUSS and COMMENT)

Joe Touch <touch@strayalpha.com> Wed, 07 August 2019 13:31 UTC

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From: Joe Touch <touch@strayalpha.com>
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Date: Wed, 07 Aug 2019 06:30:54 -0700
Cc: "Joel M. Halpern" <jmh@joelhalpern.com>, draft-ietf-intarea-frag-fragile@ietf.org, int-area <int-area@ietf.org>, intarea-chairs <intarea-chairs@ietf.org>, IESG <iesg@ietf.org>
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To: Fernando Gont <fernando@gont.com.ar>
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Subject: Re: [Int-area] Alissa Cooper's Discuss on draft-ietf-intarea-frag-fragile-15: (with DISCUSS and COMMENT)
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Things that don’t work aren’t always either deprecated or security attacks.

And if we treat them as such, the remainder won’t be useful to anyone for anything.

Joe

On Aug 7, 2019, at 6:09 AM, Fernando Gont <fernando@gont.com.ar> wrote:

>> On 7/8/19 04:09, Joe Touch wrote:
>> Yeah, but that’s the rub.
>> 
>> If we accept the status-quo of a failure to deploy devices that allow a valid protocol capability this way, we’ve basically deprecated it.
> 
> IN a way, it's the operational reality that has deprecated Fragmention
> (and essentially IPv6 EHs, as per RFC7872).
> 
> That is: can you reliably use them? --Not at all... expect when you run
> the network yourself.

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