From: Dave Taht <dave.taht@gmail.com>
To: BeckW@telekom.de
Cc: bloat@lists.bufferbloat.net
Subject: Re: [Bloat] Jumbo frames and LAN buffers (was: RE: Burst Loss)
Date: Tue, 17 May 2011 08:16:41 -0600 [thread overview]
Message-ID: <BANLkTikkxEmT8whGT-etjqzs2cCecODdRA@mail.gmail.com> (raw)
In-Reply-To: <580BEA5E3B99744AB1F5BFF5E9A3C67D0840E2CF76@HE111648.emea1.cds.t-internal.com>
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On Tue, May 17, 2011 at 1:49 AM, <BeckW@telekom.de> wrote:
> (I think) Fred wrote:
> > Well, the extra delay is solvable in the transport. The question isn't
> really what the impact on the > network is; it's what the requirements of
> the application are. For voice, if a voice sample is
> > delayed 50 ms the jitter buffer in the codec resolves that - microseconds
> are irrelevant.
>
> If you meant 50 microseconds, ignore the rest of this post.
>
> 50 milliseconds is a *long* time in VoIP. The total mouth-to-ear delay
> budget is only 150 ms. Adaptive jitter buffer algorithms choose a buffer
> size that is bigger than the observed delay variation. So the additional
> delay will be even higher than 50 ms.
>
>
*10* ms in terms of jitter is a *long* time in voip.
--
Dave Täht
SKYPE: davetaht
US Tel: 1-239-829-5608
http://the-edge.blogspot.com
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next prev parent reply other threads:[~2011-05-17 14:06 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-26 17:05 [Bloat] Network computing article on bloat Dave Taht
2011-04-26 18:13 ` Dave Hart
2011-04-26 18:17 ` Dave Taht
2011-04-26 18:28 ` dave greenfield
2011-04-26 18:32 ` Wesley Eddy
2011-04-26 19:37 ` Dave Taht
2011-04-26 20:21 ` Wesley Eddy
2011-04-26 20:30 ` Constantine Dovrolis
2011-04-26 21:16 ` Dave Taht
2011-04-27 17:10 ` Bill Sommerfeld
2011-04-27 17:40 ` Wesley Eddy
2011-04-27 7:43 ` Jonathan Morton
2011-04-30 15:56 ` Henrique de Moraes Holschuh
2011-04-30 19:18 ` [Bloat] Goodput fraction w/ AQM vs bufferbloat Richard Scheffenegger
2011-05-05 16:01 ` Jim Gettys
2011-05-05 16:10 ` Stephen Hemminger
2011-05-05 16:30 ` Jim Gettys
2011-05-05 16:49 ` [Bloat] Burst Loss Neil Davies
2011-05-05 18:34 ` Jim Gettys
2011-05-06 11:40 ` Sam Stickland
2011-05-06 11:53 ` Neil Davies
2011-05-08 12:42 ` Richard Scheffenegger
2011-05-09 18:06 ` Rick Jones
2011-05-11 8:53 ` Richard Scheffenegger
2011-05-11 9:53 ` Eric Dumazet
2011-05-12 14:16 ` [Bloat] Publications Richard Scheffenegger
2011-05-12 16:31 ` [Bloat] Burst Loss Fred Baker
2011-05-12 16:41 ` Rick Jones
2011-05-12 17:11 ` Fred Baker
2011-05-13 5:00 ` Kevin Gross
2011-05-13 14:35 ` Rick Jones
2011-05-13 14:54 ` Dave Taht
2011-05-13 20:03 ` [Bloat] Jumbo frames and LAN buffers (was: RE: Burst Loss) Kevin Gross
2011-05-14 20:48 ` Fred Baker
2011-05-15 18:28 ` Jonathan Morton
2011-05-15 20:49 ` Fred Baker
2011-05-16 0:31 ` Jonathan Morton
2011-05-16 7:51 ` Richard Scheffenegger
2011-05-16 9:49 ` Fred Baker
2011-05-16 11:23 ` [Bloat] Jumbo frames and LAN buffers Jim Gettys
2011-05-16 13:15 ` Kevin Gross
2011-05-16 13:22 ` Jim Gettys
2011-05-16 13:42 ` Kevin Gross
2011-05-16 15:23 ` Jim Gettys
[not found] ` <-854731558634984958@unknownmsgid>
2011-05-16 13:45 ` Dave Taht
2011-05-16 18:36 ` Richard Scheffenegger
2011-05-16 18:11 ` [Bloat] Jumbo frames and LAN buffers (was: RE: Burst Loss) Richard Scheffenegger
2011-05-17 7:49 ` BeckW
2011-05-17 14:16 ` Dave Taht [this message]
[not found] ` <-4629065256951087821@unknownmsgid>
2011-05-13 20:21 ` Dave Taht
2011-05-13 22:36 ` Kevin Gross
2011-05-13 22:08 ` [Bloat] Burst Loss david
2011-05-13 19:32 ` Denton Gentry
2011-05-13 20:47 ` Rick Jones
2011-05-06 4:18 ` [Bloat] Goodput fraction w/ AQM vs bufferbloat Fred Baker
2011-05-06 15:14 ` richard
2011-05-06 21:56 ` Fred Baker
2011-05-06 22:10 ` Stephen Hemminger
2011-05-07 16:39 ` Jonathan Morton
2011-05-08 0:15 ` Stephen Hemminger
2011-05-08 3:04 ` Constantine Dovrolis
2011-05-08 13:00 ` Richard Scheffenegger
2011-05-08 12:53 ` Richard Scheffenegger
2011-05-08 12:34 ` Richard Scheffenegger
2011-05-09 3:07 ` Fred Baker
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