Re: [Int-area] Discussion about Section 6.1 in draft-ietf-intarea-frag-fragile

Bob Hinden <bob.hinden@gmail.com> Thu, 05 September 2019 22:30 UTC

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From: Bob Hinden <bob.hinden@gmail.com>
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Date: Thu, 5 Sep 2019 15:30:10 -0700
In-Reply-To: <b2514dbe6d69463893077c38bf69d61e@boeing.com>
Cc: Bob Hinden <bob.hinden@gmail.com>, "int-area@ietf.org" <int-area@ietf.org>, IESG <iesg@ietf.org>, Joel Halpern <joel.halpern@ericsson.com>, "draft-ietf-intarea-frag-fragile@ietf.org" <draft-ietf-intarea-frag-fragile@ietf.org>, Suresh Krishnan <suresh@kaloom.com>, "intarea-chairs@ietf.org" <intarea-chairs@ietf.org>
To: "Templin (US), Fred L" <Fred.L.Templin@boeing.com>
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Subject: Re: [Int-area] Discussion about Section 6.1 in draft-ietf-intarea-frag-fragile
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Fred,

> On Sep 5, 2019, at 12:57 PM, Templin (US), Fred L <Fred.L.Templin@boeing.com> wrote:
> 
>>> 
>>> Your effort is appreciated, but IMHO does not quite go far enough. Here is
>>> a proposed edit:
>> 
>> Thanks!
>> 
>>> 
>>> OLD:
>>>  Protocols and applications that rely on IP
>>>  fragmentation will work less reliably on the Internet unless they
>>>  also include mechanisms to detect that IP fragmentation isn't working
>>>  reliably.
>>> 
>>> NEW:
>>>  Protocols and applications that rely on IP
>>>  fragmentation will work less reliably on the Internet unless they
>>>  also include mechanisms to detect that IP fragmentation isn't working
>>>  reliably, or encapsulate their fragments in protocol headers that can
>>>  traverse fragment-dropping middleboxes.
>> 
>> I am not sure we want or should add specific mechanisms here.  Encapsulation is one approach, but there are others.
> 
> s/encapsulate/disguise

That’s still the same issue.   I also agree with Joel’s comment.

Bob