From: ahmed badr (eng.ahmedbadr@gmail.com)
Date: Wed May 28 2008 - 12:56:03 ART
The question didn't mention that the provider will allow you to burst up to
the interface level. so I think no Be should be set.
2008/5/28 akyccie <akyccie@gmail.com>:
> mincir should be 64k because question clearly says that when the
> interface receives BECN's it will shape it down to 64k. I think it should be
> minCIR= 64k, CIR=256k, BC = 8000 and BE = 24000
>
> Not very sure if BE need to be configured here.
>
> aky
>
> ----- Original Message -----
>
> *From:* Larry <cc13lab@gmail.com>
> *To:* ahmed badr <eng.ahmedbadr@gmail.com>
> *Cc:* John <jgarrison1@austin.rr.com> ; Sadiq Yakasai<sadiqtanko@gmail.com>; Rich
> Collins <nilsi2002@gmail.com> ; akyccie <akyccie@gmail.com> ; Cisco
> certification <ccielab@groupstudy.com>
> *Sent:* Wednesday, May 28, 2008 9:09 PM
> *Subject:* Re: frame relay shaping
>
> During congestion your provider will mark
> any traffic in excess of 64kbps as discard eligible.
>
>
> This makes cir 64k, the point in which you have gone over your committed
> rate thus DE. Sadiq and Rich are right on this. AR = 256k which was given so
> you could calculate be.
>
>
>
>
> On 5/28/08, ahmed badr <eng.ahmedbadr@gmail.com> wrote:
>>
>> I agree with John.......minCIR= 64k, CIR=256k and NO Be.
>>
>>
>>
>> 2008/5/28 John <jgarrison1@austin.rr.com>:
>>
>> > The task said throughput is 256k anything above 64k will have the de bit
>> > set during "congestion". I don't think that makes the cir 64k. I think
>> it
>> > makes 64k the mincir and that when the interface recieves BECN's it will
>> > shape it down to 64k otherwise it will run at 256k. That means there is
>> no
>> > be
>> > ----- Original Message ----- From: "Sadiq Yakasai" <
>> sadiqtanko@gmail.com>
>> > To: "Rich Collins" <nilsi2002@gmail.com>
>> > Cc: "akyccie" <akyccie@gmail.com>; "Cisco certification" <
>> > ccielab@groupstudy.com>
>> > Sent: Wednesday, May 28, 2008 8:51 AM
>> > Subject: Re: frame relay shaping
>> >
>> >
>> >
>> > I would do this with these parameters:
>> >>
>> >> map-class frame-relay SHAPE
>> >> frame-relay cir 64000
>> >> frame-relay mincir 32000 (by default)
>> >> frame-relay bc 8000 (Bc = Tc * cir --> 0.125 * 64000 )
>> >> frame-relay be 24000 [(air - cir) * Tc] --> [(256000-64000) * 0.125]
>> >> frame-relay adaptive-shaping becn
>> >> !
>> >> int s1/0
>> >> frame-relay traffic-shaping
>> >> frame-relay class SHAPE
>> >>
>> >> HTH
>> >> Sadiq
>> >>
>> >>
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>> >
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