[118936] in North American Network Operators' Group
Re: Speed Testing and Throughput testing
daemon@ATHENA.MIT.EDU (Jason Biel)
Tue Nov 3 07:49:50 2009
In-Reply-To: <4AF01F94.6020303@spectraaccess.com>
Date: Tue, 3 Nov 2009 06:49:05 -0600
From: Jason Biel <jason@biel-tech.com>
To: Bret Clark <bclark@spectraaccess.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Linux always worked best for us as well, was easy running a livecd with
laptops. We found that two windows XP machines, same identical hardware an=
d
OS load yielded different registry settings (or lack thereof) for TCP Windo=
w
setting.
Jason
On Tue, Nov 3, 2009 at 6:18 AM, Bret Clark <bclark@spectraaccess.com> wrote=
:
> True, we usually find Linux based machines work better running IPerf
> then Windows (at least out of the box) because of the TCP window
> size....well Windows XP at least, don't know about Vista or 7.
> Jason Biel wrote:
>
> Please take note with using iperf that you'll want to make sure the
> appropriate TCP Window Size has been negotiated. We recently did some
> testing with systems that had decided to pick less than optimal window
> sizes
> and in turn had to manually set the size within iperf options.
>
> Jason
>
> On Tue, Nov 3, 2009 at 4:01 AM, Benoit VANNIER [1]<benoit.vannier@apog.ne=
t
> >wrote
> :
>
>
> Hello,
>
> Iperf is pretty good at this ... It s free
>
>
> Ben
>
>
> -----Message d'origine-----
> De : Mark Urbach [[2]mailto:mark.urbach@pnpt.com]
> Envoy=E9 : lundi 2 novembre 2009 22:57
> =C0 : [3]nanog@nanog.org
> Objet : Speed Testing and Throughput testing
>
> Anyone have a good solution to get "accurate" speed results when testing =
at
> 10/100/1000 Ethernet speeds?
>
> Do you have a server/software that customer can test too?
>
>
>
> Thanks,
> Mark Urbach
> PinPoint Communications, Inc.
> 100 N. 12th St Suite 500
> Lincoln, NE 68508
> 402-438-6211 ext 1923 Office
> 402-660-7982 Cell
> [4]mark.urbach@pnpt.com
> [[5]cid:image003.jpg@01CA5BD5.1A5CEE20]
>
> References
>
> 1. mailto:benoit.vannier@apog.net
> 2. mailto:mark.urbach@pnpt.com
> 3. mailto:nanog@nanog.org
> 4. mailto:mark.urbach@pnpt.com
> 5. cid:image003.jpg@01CA5BD5.1A5CEE20
>
--=20
Jason Biel
