[e2e] TCP Timeouts and TripleDupACK

Lachlan Andrew lachlan.andrew at gmail.com
Fri Jul 22 05:21:40 PDT 2011


Greetings Detlef,

I don't have any figures, but I don't think we can ever do away with timeouts.

There is always a chance that all ACKs get lost, and so if we want to
have reliability without the possibility of a deadlock, we need a
timeout to break out of waiting state.

Cheers,
Lachlan

On 22 July 2011 21:33, Detlef Bosau <detlef.bosau at web.de> wrote:
> Hi.
>
> Are there some papers out there comparing how often TCP congestion is
> detected by timeout and how often it is detected by triple duplicate ack?
>
> I'm basically interested, whether timeouts could be overcome completely or
> whether there will be a permanent need for a working timeout scheme in TCP.
>
> Thanks.
>
> Detlef
>
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-- 
Lachlan Andrew  Centre for Advanced Internet Architectures (CAIA)
Swinburne University of Technology, Melbourne, Australia
<http://caia.swin.edu.au/cv/landrew>
Ph +61 3 9214 4837



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