From: Brian McGahan (bmcgahan@internetworkexpert.com)
Date: Thu Aug 12 2004 - 19:08:58 GMT-3
The burst value, whether committed or excess, is always on a per
interval basis.
Brian McGahan, CCIE #8593
bmcgahan@internetworkexpert.com
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> -----Original Message-----
> From: Carlos G Mendioroz [mailto:tron@huapi.ba.ar]
> Sent: Thursday, August 12, 2004 5:07 PM
> To: Brian McGahan
> Cc: Georg Pauwen; ccielab@groupstudy.com
> Subject: Re: IEWB Lab1 - 9.6 - Be calculation
>
> Brian,
> the lab asks for allowing busrsting up to AR but it does not say for
how
> much time...
> So the default of 0 is wrong, but it seems to me that anything over
> AR-CIR * Tc should be right. The solution guide is not clear about
that...
>
> Brian McGahan wrote:
> > By "There is no default Be value" it means the default is zero.
> >
> > Brian McGahan, CCIE #8593
> > bmcgahan@internetworkexpert.com
> >
> > Internetwork Expert, Inc.
> > http://www.InternetworkExpert.com
> > Toll Free: 877-224-8987 x 705
> > Outside US: 775-826-4344 x 705
> > 24/7 Support: http://forum.internetworkexpert.com
> > Live Chat: http://www.internetworkexpert.com/chat/
> >
> >
> >
> >>-----Original Message-----
> >>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
> >
> > Of
> >
> >>Georg Pauwen
> >>Sent: Wednesday, August 11, 2004 7:09 AM
> >>To: tron@huapi.ba.ar; ccielab@groupstudy.com
> >>Subject: RE: IEWB Lab1 - 9.6 - Be calculation
> >>
> >>Hello Carlos,
> >>
> >>AFAIK there is no default for the Be. Check this explanation from
> >>Internetworkexpert:
> >>
> >>The amount of Be credits is derived from unused Bc credits in
previous
> >>intervals. There is no limit to how long Be can store unused Bc
> >
> > credits.
> >
> >>It
> >>is a common misconception that Be can only store credits from the
> >
> > previous
> >
> >>interval or the previous second.
> >>There is no default Be value.
> >>
> >>Regards,
> >>
> >>Georg
> >>
> >>
> >>
> >>>From: Carlos G Mendioroz <tron@huapi.ba.ar>
> >>>Reply-To: Carlos G Mendioroz <tron@huapi.ba.ar>
> >>>To: Group Study <ccielab@groupstudy.com>
> >>>Subject: IEWB Lab1 - 9.6 - Be calculation
> >>>Date: Wed, 11 Aug 2004 08:43:32 -0300
> >>>
> >>>Requirement ask for setting traffic shapping given AR/CIR/minCIR
> >>
> > using
> >
> >>BECN
> >>
> >>>"backof" (adaptive shapping).
> >>>
> >>>The sol guide indicates that it is a missconception that Be is to
be
> >>>applied in only one Tc, but then go with a formula for calculating
it
> >>
> >>(Be)
> >>
> >>>that is based in that...
> >>>
> >>>Is there a cisco source that would imply that (AR - CIR) * Tc
should
> >>
> > be
> >
> >>>used if no other data is available ?
> >>>
> >>>--
> >>>Carlos G Mendioroz <tron@huapi.ba.ar> LW7 EQI Argentina
> >>>
> >>
>
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