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From: Jim Gettys <jg@freedesktop.org>
To: bloat@lists.bufferbloat.net
Subject: Re: [Bloat] tiny monsters: multicast packets
Date: Tue, 31 May 2011 10:58:54 -0400	[thread overview]
Message-ID: <4DE5022E.5050901@freedesktop.org> (raw)
In-Reply-To: <BANLkTin_G+s3ycMt-Ajy6_g3ML1YjNO7wQ@mail.gmail.com>

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On 05/29/2011 11:57 AM, Dave Taht wrote:
>
>
> On Sun, May 29, 2011 at 9:21 AM, Juliusz Chroboczek 
> <jch@pps.jussieu.fr <mailto:jch@pps.jussieu.fr>> wrote:
>
>     > And the irony is that the lower speed is specifically chosen for
>     > multicast in order to make sure all clients in range can hear them
>     > reliably.
>
>     It was my understanding that it was done for compatibility with older
>     devices, since 2 Mbit/s is the fastest rate supported by pre-B
>     spread-spectrum hardware.
>
>
> And thus, everybody loses. I doubt there is much 802.11b gear still 
> active in the field.
I think Juliusz is referring to old stuff pre-B, like the Digital 
RoamAbout.  Certainly that is long gone, and I think pretty much all b 
hardware is gone, though having a "screw your performance to make 
something antique run" option someplace might become necessary for someone.
                 - Jim


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      reply	other threads:[~2011-05-31 14:42 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-29 13:23 Dave Taht
2011-05-29 14:10 ` Jonathan Morton
2011-05-29 15:10   ` Dave Taht
2011-05-29 15:33     ` Juliusz Chroboczek
2011-05-29 15:44       ` Dave Taht
2011-05-29 15:51         ` Juliusz Chroboczek
2011-05-29 16:07           ` Dave Taht
2011-05-29 16:07             ` Dave Taht
2011-05-29 16:53               ` Dave Taht
2011-05-29 16:33             ` Eric Dumazet
2011-05-29 17:02               ` Dave Taht
2011-05-29 17:17                 ` Eric Dumazet
2011-05-29 17:40                   ` Dave Taht
2011-05-29 17:47                     ` Jonathan Morton
2011-05-29 19:14                     ` Eric Dumazet
2011-05-29 15:21   ` Juliusz Chroboczek
2011-05-29 15:57     ` Dave Taht
2011-05-31 14:58       ` Jim Gettys [this message]

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