From: Gary Ring (garyring.work@gmail.com)
Date: Tue Jan 31 2006 - 22:02:48 GMT-3
Then do you believe the scenario should simply state, "Ensure to allow for a
burst value of 64000 bits?" I believe the 64000bps it a bit misleading.
Gary
On 1/31/06, Chris Lewis <chrlewiscsco@gmail.com> wrote:
>
> I believe the answer is much simpler than the discussion so far would
> suggest.
>
> The requirement is for a burst of 64000 bits. Burst is never measured in
> bits per second as far as the router is concerned. A question needs to be
> very carefully worded such that a bits per second rate is possible to be
> defined by the burst paramter. Basically it has to refer to enough credit
> being built up for full burst capability, or something similar, and then
> the
> offered load has to be able to take advantage of the burst capability when
> it is available, and this will only be true for one specific second, not
> the
> subsequent second as all credit will be used to send that one burst and
> credit then has to start to build up again before it can be used.
>
> When I configure a policy-map with priority, I get the following options
>
> R1(config-pmap-c)#priority 128 ?
> <32-2000000> Burst in bytes
> <cr>
>
> So if the burst needs to be 64000 bits, that is 8000 bytes.
>
> Chris
>
>
> On 1/31/06, Bill.McKenzie@bisys.com <Bill.McKenzie@bisys.com> wrote:
> >
> > Could someone please shed some light on this for me?
> >
> > IEWB-ver3 Lab 8, Section 7.3 Congestion Management
> >
> > Prioritizing Audio Traffic. This traffic should be allocated a maximum
> of
> > 128000bps of the output queue of R1 and R3.
> > Ensure to allow for a burst value of 64000bps.
> >
> > Solution:
> > (parts omitted)
> >
> > policy-map VOICE1
> > class VOICE
> > priority 128 8000 <----- Why is this value 8000?
> >
> > Any help would be greatly appreciated.
> >
> >
> > Bill
> > ============================================
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