Doug,

Let's see if we can find some common ground. 

Assume that the IETF is considering a new protocol that doesn't run over TCP. 
In order to deal with MTU issues, the new protocol must do one of the following:

a) implement PLMTUD or PMTUD
b) restrict itself to sending PDUs so small that when they are encapsulated in 
an IPv6 header, the resulting packet will not exceed 1280 bytes
c) rely on IPv6 fragmentation

Is there ever a reason why c) is better than a) or b). For that matter, is c) 
ever an acceptable solution?

                                                  Ron

> -----Original Message-----
> From: Doug Barton [mailto:[email protected]]
> Sent: Tuesday, July 09, 2013 2:41 PM
> To: Ronald Bonica
> Cc: [email protected]
> Subject: Re: Meta-issues: On the deprecation of the fragmentation
> function
> 
> On 07/09/2013 11:12 AM, Ronald Bonica wrote:
> > Doug,
> >
> > It might be interesting to revisit what we mean by deprecating IPv6
> fragmentation....
> >
> > It means that the IETF will not approve any new protocols that rely
> upon IPv6 fragmentation. Nothing more, nothing less.
> 
> Thanks for clarifying. FWIW, I understand what is being proposed, and I
> still think it's a bad idea.
> 
> Doug
> 
> 



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