Re: CBWFQ Confusion

From: Salman Abbas (dukelondon@gmail.com)
Date: Wed Nov 15 2006 - 12:42:45 ART


Hi Guys,

So what do you think about Victor's statement. I cant use CBWFQ on a point
to point subinterface???? but can I do it on a multipoint
subinterface because logically, multipoint subinterfaces behave more or less
like physical serial interfaces.

Thanks and Regards,

Salman

On 11/15/06, victor.oportopalomo@telefonica.es <
victor.oportopalomo@telefonica.es> wrote:
>
>
> Hi, you cannot use CBWFQ in a subinterface, maybe you should use
> class-based shaping or traffic shaping with CBWFQ as a shaping tool.
>
>
> Vmctor.
>
>
>
> *"Salman Abbas" <dukelondon@gmail.com>*
>
> Enviado por: nobody@groupstudy.com
>
> 15/11/2006 10:32
> Por favor, responda a "Salman Abbas"
>
> Para: alexeim@orcsoftware.com,
> amanjot.singh@selection.co.uk
> cc: "ccie >> Cisco certification" <ccielab@groupstudy.com>
> Asunto: Re: CBWFQ Confusion
>
>
>
>
>
> Hi Alex and Aman,
>
> Thanks for the quick replies and clearing the confusion.
>
> Cheers!!!
>
> Salman
>
>
> On 11/15/06, Alexei Monastyrnyi <alexeim@orcsoftware.com> wrote:
> >
> > Hi.
> >
> > Since queuing always works outbound, in this case you have to match on
> > destination IPs, cause traffic is going (destinating) TO your customer
> > sourced FROM the rest is the world.
> >
> > If you were to reserve some bandwidth for customer A on your interface
> > connected to the rest of the world, you would match on source IPs.
> >
> > HTH
> > A.
> >
> > Salman Abbas wrote:
> > > Hi Guys,
> > >
> > > Please help answer this question:
> > >
> > > Lets say I'm running an ISP and I've got a *customer/subscriber* *A*
> who
> > > has leased a 512 K FR link from me and *customer* *B* who has leased a
> > 256 K
> > > FR link from me. I've configured a single multipoint FR interface on
> *my
> > ISP
> > > router in a hub and spoke fashion where the ISP router is the hub and
> > > customers A and B are spokes*.
> > >
> > > I want to *reserve 15% of the bandwidth* on the my multipoint
> interface
> > *for
> > > customer A*. Assuming that customer A's network address is
> > 172.16.12.0/24,
> > > how would I configure my ISP Hub router? I mean in my access-list,
> will
> > I
> > > match customer A's network as source or destination?
> > >
> > > So should my configuration be:
> > >
> > > access list 1 permit 172.16.12.0/24
> > >
> > > class-map CUS_A
> > > match access-group 1
> > >
> > > policy-map CBWFQ
> > > class CUS_A
> > > bandwidth percent 15
> > >
> > > int s0.1 multipoint
> > > service policy output CBWFQ
> > >
> > >
> > > OR
> > >
> > >
> > > access list 100 permit any 172.16.12.0/24
> > >
> > > class-map CUS_A
> > > match access-group 100
> > >
> > > policy-map CBWFQ
> > > class CUS_A
> > > bandwidth percent 15
> > >
> > > int s0.1 multipoint
> > > service policy output CBWFQ
> > >
> > >
> > > Thanks in advance,
> > >
> > > Cheers!!!
> > >
> > > Salman
> > >
> > >
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>
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