Re: Different Between Rate-limit and traffic shape

From: Jason Madsen (madsen.jason@gmail.com)
Date: Wed Nov 26 2008 - 01:06:57 ARST


...guess Cherry Wheat Sam Adams and GS don't mix :-)

Jason

On Tue, Nov 25, 2008 at 7:56 PM, Jason Madsen <madsen.jason@gmail.com>wrote:

> eww yikes...I can't believe I wrote that. yes, queuing is OUTBOUND
> only! sorry Mark.
>
> Jason
>
> On Tue, Nov 25, 2008 at 7:53 PM, Pavel Bykov <slidersv@gmail.com> wrote:
>
>> correction: Shaping does queuing only OUTBOUND. It is not possible to
>> shape on inbound.
>> Also a note, policers do not work outbound everywhere - it is platform/ios
>> dependent.
>>
>>
>> On Wed, Nov 26, 2008 at 3:43 AM, Jason Madsen <madsen.jason@gmail.com>wrote:
>>
>>> hopefully others will add-to once they read your posting especially if I
>>> missed anything.
>>>
>>> where will you be testing? I take mine at RTP this coming February. I
>>> can
>>> probably use the extra time, but I want to go test really badly. The
>>> wait
>>> is starting to get to me.
>>>
>>> Jason
>>>
>>> On Tue, Nov 25, 2008 at 7:31 PM, <mark.chandra@gmail.com> wrote:
>>>
>>> > Jason,
>>> >
>>> > Thank you very much, you have good explanation. Qos is my weak area
>>> also,
>>> > and multicast is the weakest :)
>>> >
>>> > Once again, thx a lot
>>> > ------Original Message------
>>> > From: Jason Madsen
>>> > To: Mark Stephanus Chandra
>>> > Cc: ccielab@groupstudy.com
>>> > Sent: Nov 26, 2008 08:14
>>> > Subject: Re: Different Between Rate-limit and traffic shape
>>> >
>>> > (again I'm no QoS expert (yet), but from what I believe to be true:)
>>> >
>>> > Yes, rate-limit is policing. It's the legacy way of doing it and It
>>> does
>>> > NOT queue / buffer...just limit the traffic rate. Unlike queuing, you
>>> can
>>> > do it inbound or outbound. Traffic Shaping, however, does queuing aka
>>> only
>>> > inbound.
>>> >
>>> > HTH a little
>>> >
>>> > Jason
>>> >
>>> >
>>> >
>>> >
>>> >
>>> > On Tue, Nov 25, 2008 at 6:05 PM, Mark Stephanus Chandra <
>>> > mark.chandra@gmail.com <mailto:mark.chandra@gmail.com> > wrote:
>>> > Guys.
>>> >
>>> >
>>> >
>>> > One more thing, what is the difference between rate-limit and
>>> > traffic-shape
>>> > on an interface ?
>>> >
>>> >
>>> >
>>> > Is rate-limit treat traffic like policing the traffic and
>>> traffic-shape
>>> > like
>>> > shaping the traffic with buffer ?
>>> >
>>> >
>>> >
>>> > Thanks a lot guys, my lab date is on two weeks, very nervous about it.
>>> >
>>> >
>>> >
>>> > Regards
>>> >
>>> >
>>> >
>>> > Mark Stephanus Chandra
>>> > IT Consultant
>>> >
>>> >
>>> > Blogs and organic groups at http://www.ccie.net <http://www.ccie.net>
>>> >
>>> >
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>>> >
>>> >
>>> >
>>> >
>>> >
>>> >
>>> >
>>> > Sent from my BlackBerry(R) wireless device from XL GPRS/EDGE/3G network
>>>
>>>
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>>>
>>
>>
>> --
>> Pavel Bykov
>> ----------------
>> Don't forget to help stopping the braindumps, use of which reduces value
>> of your certifications. Sign the petition at
>> http://www.stopbraindumps.com/

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