From: Chad Hintz (ccie_2b2004@yahoo.com)
Date: Fri Nov 12 2004 - 18:56:18 GMT-3
Sorry all, I know this is not a tough ?s and I apologize for wasting everyone's time, I will keep my question to myslef from now on.
"Richard L. Pickard" <richardlpickard@hotmail.com> wrote:are you preparing for R/S lab (or some other lab) ?
Richard
#12388
//
----- Original Message -----
From: "Chad Hintz"
To:
Sent: Thursday, November 11, 2004 3:18 PM
Subject: Custom Queuing ?
> Hi all,
>
> I am having a hard time understand a scenrio from one of my lab books.
>
> The questions asks configure custom queuing between r4 to r2 on dlci 402.
>
> Requirements
> on R4
> assign dlsw to queue 1
> tcp lt 1024 to queue 2
> from fa0/0 to queue 3
> default queue 4
>
> maximum queue depth for queue 1 is 60 packets and default for the rest
>
> (this is were i have a problem)
> assign 50% of the bandwidth to Q1
> 25% to Q2
> 15% to Q3
> 10% to Q4
>
> no byte count is set for any of the Qs
>
> all the rest of the config I understand.
>
> so their solution is
> queue-list 1 queue 1 byte-count 4000 limit 60
> queue-list 1 queue 2 byte-count 2000
> queue-list 1 queue 3 byte-count 1200
> queue-list 1 queue 4 byte-count 800
>
> (The traffic-rate is 64000 96000)
>
> So I default the packet size to 1500 right?
>
> and my calculation is:
>
> 50/1500=.03333
> 25/1500=.01667
> 15/1500=.01
> 10/1500=.00667
> then i normalize the # by /lowest number (.00667)
> and i get (with being rounded up) q1=5, q2=3, q3=2, q4=1
>
> Then times the 1500x5, x3, x2, x1 to get the byte-count for each queue
> my calculations come out to 7500,4500,3000,1500
> what am I missing here?
>
> Thanks
>
>
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