RE: nt to nt tcpsat problems

From: Julien Godard ([email protected])
Date: Fri Feb 11 2000 - 08:53:45 EST


a very usefull webpage : http://www.psc.edu/networking/perf_tune.html

You will found all the tips to change the parameters needed for TCP over sat
for various operating systems.

Cheers
Julien Godard
System Engineer, Broadband Satellite Networks

Nortel Networks
London Road
Harlow, Essex, CM17 9NA
United Kingdom

Email : [email protected]
Phone : +44 (0) 1279 403769
        ESN : 742 3769
Fax : +44 (0) 1279 402400

Company name: Nortel Networks plc
Company number: 2515751
Company's registered office address: Maidenhead Office Park,
Westacott Way, Maidenhead, Berkshire SL6 3QH.

> -----Original Message-----
> From: Graham Street [SMTP:[email protected]]
> Sent: Thursday, February 10, 2000 2:04 PM
> To: [email protected]
> Subject: nt to nt tcpsat problems
>
> Hi all,
>
> We're trying to run windows file sharing protocols over a tcp sat link
> and getting miserable performance, even after setting TcpWindowSize to
> 65536. We can get about 100-250k max. We are trying to get at least
> one megabit out of it. Is this even possible? We can get 1-2 megabits
> ftping from a sun box over satellite...
>
> does anyone know of any clever (cheap) solutions (spoofing nacks?,
> translating
> to udp?)
>
> Thanks,
> Graham Street
> [email protected]



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