Re: legacy FRTS ?

R1#sh traffic-shape

Interface Se0/0
       Access Target Byte Sustain Excess Interval Increment Adapt
VC List Rate Limit bits/int bits/int (ms) (bytes)
Active
501 128000 4000 16000 16000 125 2000 -
502 128000 4000 16000 16000 125 2000 -

thats with AR=256kbps .

On Wed, Oct 28, 2009 at 2:41 AM, Divin Mathew John <divinjohn_at_gmail.com>wrote:

> yeah i guess so!
>
>
> On Wed, Oct 28, 2009 at 2:38 AM, Ivan <ivanzghr_at_gmail.com> wrote:
>
>> OK.I know that. But in this specific task Be is 0:
>>
>> Interface Se0/1/0
>> Access Target Byte Sustain Excess Interval Increment
>> Adapt
>> VC List Rate Limit bits/int bits/int (ms) (bytes)
>> Active
>> 402 192000 3000 24000 0 125 3000
>> BECN
>> 403 192000 3000 24000 0 125 3000
>> BECN
>> 405 192000 3000 24000 0 125 3000
>> BECN
>> 406 192000 3000 24000 0 125 3000
>> BECN
>> 401 192000 3000 24000 0 125 3000
>> BECN
>>
>> Doesn't that mean that no burst above CIR is allowed?
>>
>>
>> On Tue, Oct 27, 2009 at 9:56 PM, Divin Mathew John <divinjohn_at_gmail.com>wrote:
>>
>>> Be=(AR-CIR)*Tc
>>>
>>> AR is the line speed . Max speed the interface is capable of.
>>>
>>>
>>>
>>> On Wed, Oct 28, 2009 at 2:09 AM, Ivan <ivanzghr_at_gmail.com> wrote:
>>> > When the task asks you to configure FRTS and inputs are this:
>>> > router has an access rate (CIR) 128kbps and this router should be able
>>> to
>>> > burst up to its access rate unless congestion is experienced, in which
>>> case
>>> > it should down its rate, but under no circumstances this router should
>>> go
>>> > below 64 kbps (minCIR).
>>> > The answer is:
>>> >
>>> > map-class frame-relay FRTS
>>> > frame cir 128000
>>> > frame bc 16000
>>> > frame mincir 64000
>>> > frame adaptive becn
>>> >
>>> > My question is what does "router should be able to burst up to its
>>> access
>>> > rate unless congestion is experienced" mean? Shouldn't we use Be here?
>>> > Cause, here in legacy FRTS if you don't specify Be its value is 0. In
>>> > CB-FRTS if you don't specify Be then its value is Bc value.
>>> > Another thing, IOS doesn't calculate Bc value of its own Bc=CIR/8. If
>>> you
>>> > don't specify Bc it will be same as CIR. In real life scenario, what
>>> will
>>> > happened if you don't specify Bc in map-class?
>>> >
>>> >
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>>
>>
>
>
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