Re: Regarding QOS

From: Raghav Bhargava (raghavbhargava12@gmail.com)
Date: Wed Jan 21 2009 - 02:43:04 ARST

Awesome Hobbs..I think this was one of the finest ways to explain the
thing..Now I have atleast a good understanding..So I will practice it
more ...Thank you so much....

Appreciate it..

/raghav

On Tue, Jan 20, 2009 at 8:36 PM, Hobbs <deadheadblues@gmail.com> wrote:
> Hello,
>
> Each entry has 2 numbers 0x-0x
> 1st number is queue, 2nd is threshold
> 01-01 means queue 1, threshold 1
> 02-01 means queue 2, threshold 1
> etc
>
> The numbers on the LEFT and TOP represent to the TWO digits of a DSCP value.
> For example, the value 40 would be matched by getting 4 from the left and 0
> from the top.
>
> You have mapped DSCP Values 0,1,2,3,4,5,6, and 7 to queue 1 and threshold 1.
> These are 1 digit numbers so look at the row next to 0. Under 1 you will see
> 01-01, Under 2 you will see 01-01, etc
>
> Look at this example:
>
> SW2(config)#mls qos srr-queue input dscp-map queue 2 threshold 3 43
>
> Now we should see the value 02-03 when we look at row 4 column with the
> label 3:
>
> SW2#sho mls qos maps dscp-input-q
> Dscp-inputq-threshold map:
> d1 :d2 0 1 2 3 4 5 6 7 8 9
> ------------------------------------------------------------
> 0 : 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01
> 1 : 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01
> 2 : 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01
> 3 : 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01
> 4 : 02-01 02-01 02-01 02-03 02-01 02-01 02-01 02-01 01-01 01-01
> 5 : 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01
> 6 : 01-01 01-01 01-01 01-01
>
> The chart doesn't quite lineup but if you count over you can see it is under
> value 3 (the 4th column including 0)
>
> -hth
>
> On Tue, Jan 20, 2009 at 8:05 PM, Raghav Bhargava
> <raghavbhargava12@gmail.com> wrote:
>>
>> Hi experts,
>>
>> I configured the following ingress QOS policy on my switch 1 :-
>>
>> mls qos srr-queue inout dscp-map queue 1 threshold 1 0 1 2 3 4 5 6 7
>>
>> When I check the output:-
>>
>> sw1#sh mls qos maps dscp-input-q
>> Dscp-inputq-threshold map:
>> d1 :d2 0 1 2 3 4 5 6 7 8 9
>> ------------------------------------------------------------
>> 0 : 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01
>> 1 : 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01 01-01
>> 2 : 01-01 01-02 01-02 01-02 01-02 01-02 01-02 01-02 01-02 01-02
>> 3 : 01-02 01-02 01-02 01-02 01-02 01-02 01-02 01-02 01-02 01-02
>> 4 : 01-02 01-02 01-02 01-02 01-02 01-02 01-02 01-02 01-02 01-02
>> 5 : 01-02 02-01 02-01 02-01 02-01 02-01 02-01 02-01 02-01 02-01
>> 6 : 02-02 02-02 02-02 02-02
>>
>>
>> My question is i am not able to understand the output. Can someone
>> please help.??
>>
>> --
>> Warm Regards
>> Raghav
>>
>>
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-- 
Warm Regards
Raghav

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