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From: Dave Taht <dave.taht@gmail.com>
To: "Fred Baker (fred)" <fred@cisco.com>
Cc: bloat <bloat@lists.bufferbloat.net>
Subject: Re: [Bloat] AQM creeping into L2 equipment
Date: Tue, 18 Mar 2014 14:57:46 -0400	[thread overview]
Message-ID: <CAA93jw6my9Ntm6MUR8FZvVjw0gRU76uz2_1E_joeKvxLb4LCRg@mail.gmail.com> (raw)
In-Reply-To: <07BD4518-2A7E-4F43-8978-791E3B2BDA2A@cisco.com>

On Tue, Mar 18, 2014 at 2:05 PM, Fred Baker (fred) <fred@cisco.com> wrote:
>
> On Mar 18, 2014, at 10:17 AM, Dave Taht <dave.taht@gmail.com> wrote:
>
>>> I thought some of you might be interested in a small observation I made
>>> today: Cisco 2960-X, their latest low-end (?) L2 access switch offering
>>> (well, it can do some L3 as well, especially the 2960-XR, but I don't think
>>> it's very commonly used), has WRED on its feature list. They also have
>>
>> I would certainly like good documentation on how to configure it and
>> results with/without on a two ports into one test.
>
> Thus saith google: http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst2960x/software/15-0_2_EX/qos/configuration_guide/b_qos_152ex_2960-x_cg/b_qos_152ex_2960-x_cg_chapter_010.html

from what I read here, SRR is something that rotates between 4
hardware queues, a far cry from SFQ.

And WTD (weighted tail drop) does not look like RED, either.

-- 
Dave Täht

Fixing bufferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.html

  parent reply	other threads:[~2014-03-18 18:57 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-18 14:52 Steinar H. Gunderson
2014-03-18 17:17 ` Dave Taht
2014-03-18 17:53   ` Steinar H. Gunderson
2014-03-19 22:22     ` Steinar H. Gunderson
2014-03-18 18:05   ` Fred Baker (fred)
2014-03-18 18:54     ` Dave Taht
2014-03-20 16:20       ` Toke Høiland-Jørgensen
2014-03-20 16:29         ` Dave Taht
2014-03-20 16:44           ` Toke Høiland-Jørgensen
2014-03-20 17:14             ` Dave Taht
2014-03-20 19:34               ` Aaron Wood
2014-03-20 20:23                 ` Dave Taht
2014-03-20 23:41                   ` Eric Dumazet
2014-03-20 23:45                     ` Steinar H. Gunderson
2014-03-20 23:54                       ` Steinar H. Gunderson
     [not found]                     ` <CAAvOmMtt1RCpBfT1MPNh-2FRhQ1GN4xYbfNPLYJwfP6CaP5vow@mail.gmail.com>
2014-03-21 15:06                       ` Eric Dumazet
     [not found]                         ` <CAAvOmMvPpmuW1chTdX86s5sQv6X_c622k8YrjW+hN8e5JV+dzA@mail.gmail.com>
2014-03-21 17:51                           ` Eric Dumazet
2014-03-21 18:08                             ` Dave Taht
2014-03-21 22:00                               ` Eric Dumazet
2014-03-21 22:13                                 ` Dave Taht
2014-03-23 19:27                                   ` Eric Dumazet
2014-03-21 13:41               ` Toke Høiland-Jørgensen
2014-03-21 15:39                 ` Dave Taht
2014-03-21 16:42                   ` Steinar H. Gunderson
2014-03-21 18:34                     ` Toke Høiland-Jørgensen
2014-03-24 23:16                     ` David Lang
2014-03-20 18:16       ` [Bloat] AQM creeping into L2 equipment / 10G not-for-profit playground at tetaneutral.net Laurent GUERBY
2014-03-18 18:57     ` Dave Taht [this message]
2014-03-18 21:06       ` [Bloat] AQM creeping into L2 equipment Steinar H. Gunderson
2014-03-19 13:11 ` Nikolay Shopik

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