Re: [tcpm] Comments on draft-blanton-tcpm-3517bis-01

[Alexander Zimmermann <[e-mail]>]

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Hi Mark,

Am 14.04.2011 um 14:33 schrieb Mark Allman:

> 
>> AFAIK you and Ilpo pointed out in your draft that in a case of a
>> segment-based stack the dupthresh counter is not necessary anymore and
>> we can handle everything with IsLost(). So, I recommend that this
>> should be included in 3517bis (as a big side note or in an appendix
>> section)
> 
> We do note in the document ...
> 
>   Finally, note that the algorithm in this document assumes a
>   sender that is not keeping track of segment boundaries after
>   transmitting a segment.  It is possible that a sender that did
>   keep this extra state may be able to use a more refined and
>   precise algorithm than the one presented herein, however, we
>   leave this as future work.
> 
> ... which seems reasonable to me.

For me too. The only thing that I try to say is, that in the current
version of the draft, it is hard to understand why we need the dupthresh
counter (and can not only rely on IsLost()). If we can add some text
from Ilpo back to the main doc, I'm satisfied...

Alex

> 
> allman
> 
> 
> 

//
// Dipl.-Inform. Alexander Zimmermann
// Department of Computer Science, Informatik 4
// RWTH Aachen University
// Ahornstr. 55, 52056 Aachen, Germany
// phone: [phone], fax: [phone]
// email: [e-mail]
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//

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