Re: NDIS - asymmetric link speed

From: Arkady Frenkel (arkadyf_at_hotmailxdotxcom)
Date: 01/14/05 

Date: Fri, 14 Jan 2005 13:56:06 +0200

That behavior described in
http://www.microsoft.com/technet/prodtechnol/windowsserver2003/technologies/
networking/tcpip03.mspx
and the same autodetermination work for W2K and XP , with correction that
the line of 100 mbps( in the server it has to be more , I didn't check that
there ) enough to change the window size.

Arkady

"Arkady Frenkel" <arkadyf@hotmailxdotxcom> wrote in message
news:#akV34i#EHA.1396@tk2msftngp13.phx.gbl...
> Really that do relies , at least in setting TCPWindowSize e.g.
> In NT kernel Oses for reported speed >= 100 Mbps it set the size to 64K (
> without 1323 opt )
> for less - to default 17K ( 17520 )
> Arkady
>
> "Maxim S. Shatskih" <maxim@storagecraft.com> wrote in message
> news:O0CSKGi#EHA.2032@tk2msftngp13.phx.gbl...
> > > How TCPIP relies on link speed value reported by driver?
> >
> > Are you sure it relies at all? Slow Start/Congestion Avoidance IIRC is
> done
> > without relying on local link speed.
> >
> > --
> > Maxim Shatskih, Windows DDK MVP
> > StorageCraft Corporation
> > maxim@storagecraft.com
> > http://www.storagecraft.com
> >
> >
>
>

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