[c-nsp] Question about LLQ

[Pete Lumbis]

Yes, any bandwidth not being used by the LLQ will be used by the other queues.

The LLQ defines a ceiling for bandwidth usage, not a bandwidth reservation.

-Pete

On Tue, Dec 14, 2010 at 9:36 PM, Ibrahim Abo Zaid
<ibrahim.abozaid at gmail.com> wrote:
> Hello
>
> I'm bit confused about bandwidth assigned for priority queue when using LLQ
> , if the assigned amount of BW for PQ is high percentage from interface
> bandwidth say 50%
> and the offered priority traffic rate don't consume that much
> my question is about unused amount for BW can be assigned to other
> non-priority classes
>
> i read couple of papers in Cisco and some said YES the total amount of
> unused BW is proportional shared between classes according to the configured
> bandwidth
> and some considers the concept of "total available bandwidth" which is the
> maximum amount of interface bandwidth can be used by non-priority classes
> and this amount = total interface bw - [ Reserved BW ( Def is 25% of
> interface bw) + priority classes BW]
>
> I need to know if both are correct ? is it depends on interface types ?
>
> Thanks
>
> Ibrahim Abo Zaid , CCIE#27707
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