From: Darby Weaver (darbyweaver@yahoo.com)
Date: Sun Mar 25 2007 - 07:59:31 ART
Nice explanation Narbik.
I have worked on this before but did not really
comprehend it fully.
Darby
--- Narbik Kocharians <narbikk@gmail.com> wrote:
> *
>
>
>
>
> *
>
>
>
>
> I don't think that you could do it under each
> interface separately, these
> are the configurations that can be performed for
> EGRESS Queues:
>
>
>
> *To configure Egress Queues:*
>
>
>
> X Allocate a percentage of Buffers used by each
> Queue within a
> Queue-set, think of Queue-sets as templates, there
> are two of them and
> Queue-set 1 is automatically applied to all
> interfaces, therefore any
> changes to Queue-set 1 will reflect on all
> interfaces, whereas, queue-set 2
> is a template that can be changed and it can be
> applied to a given Queue.
>
> * *
>
> *MLS qos queue-set output 1 Buffers 40 20 20 20
> (These are percentages)*
>
> * 2*
>
> * *
>
> X Configure the WTD Thresholds, note there are 2
> queue-set choices (The
> number after the output keyword), and the number
> after the threshold keyword
> is the queue number. Remember each Queue has three
> thresholds but only
> threshold 1 and 2 can be configured, threshold three
> is set to 100 percent
> and can not be changed
>
> * *
>
> *MLS qos queue-set output 1 Threshold 1 40 60 50
> 200*
>
> * 2 2 T1
> T2 Rsrv Max*
>
> * 3*
>
> * 4*
>
> * These are the
> Queues*
>
> * *
>
> X Map DSCP/CoS values to an Egress Queue and the
> Threshold values, note
> this is done in global config mode and the choices
> are to map the cos or the
> DCSP values. In the following configuration we are
> just mapping the CoS or
> DSCP values to a given Queue for a given threshold
>
> * *
>
> *MLS qos srr-queue output CoS-MAP Queue 1 Threshold
> 1 (8 Values)*
>
> * DSCP-MAP
> 2
> 2*
>
> *
> 3 3*
>
> *
> 4*
>
> * *
>
> X Specify how much of the Bandwidth is allocated
> to each Queue; this is
> done under the interface.
>
> Egress Queues can be configured for Shaped,
> Shared or both
>
> Shaped will always override Shared
>
>
>
> Int F0/2
>
> Srr-queue Bandwidth Shape W1 W2 W3 W4
>
> *The weights control the percentage of the
> port that must be shaped.
> If a 0 is entered, the Queue
> operates in Shared mode and
> the weights for Shared come into effect.*
>
> * *
>
> Srr-queue Bandwidth Shape 5 0 0 0
>
> *5 means that 1/5th of the 100% is assigned.
> And the rest of the
> Queues are in Shared mode, sharing the remaining
> Bandwidth equally. *
>
> * *
>
> Priority-queue out
>
> This specifies that expedite Queue is in
> effect.
>
>
>
>
>
> Int F0/8
>
> Srr-queue Bandwidth limit (10-90)**
>
> * The above command rate limits the Bandwidth
> utilization to the
> specified value.*
>
>
> n 3/25/07, Digital Yemeni <digital.yemeni@gmail.com>
> wrote:
>
> > Hi group,
> >
> > I know that we can set the CoS mapping via the
> "wrr-queue cos-map"
> > interface
> > command on the 3550. Since this command is not
> available on the 3560, how
> > can we do it on a 3560 interface?
> >
> > The "mls qos srr-queue input cos-map" is only a
> global command as far as i
> > know! is there any way to set it as per interface
> on the 3560?
> >
> > Thanks in advance!
> >
> > --
> > Best Regards!
> > Digital, CCIE# to be assigned by Cisco when it
> collects enough $$ out of
> > me!
> > :p
> >
> >
>
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