Subject: Re: The ultimate TOE design

From: Nivedita Singhvi <[email-masked]>
Date: Thu, 16 Sep 2004 09:18:49 -0700

Leonid Grossman wrote:

> We can dream about benefits of huge MTUs, but the reality is that moving
> beyond 9k MTU is years away. Reasons - mainly infrastructure, plus MTU above
> ~10k may loose checksum protection (granted, this depends whether the errors
> are simple or complex, and also this may not be a showstopper for some
> people).
> Even 9k MTU is very far from being universally accepted, eight years after
> our Alteon spec went out :-).

One other factor is TCP congestion control, and congestion
windows we obey. Most of the time, you just can't send that
much.

thanks,
Nivedita