Re: spanning tree diameter

From: Victor Cappuccio (vcappuccio@gmail.com)
Date: Wed Apr 23 2008 - 12:47:46 ART

Zakir,

Besides that great document that Mr. Morris pointed you out there is a
little funny command in the switches to test the formulas explained in that
document.

SwD1#test spanning-tree diameter 7 2
diameter 7 and hello time 2 gives max age = 20 and forward delay 15

Enjoy!
Victor.-

On Sun, Apr 20, 2008 at 3:06 PM, Scott Morris <swm@emanon.com> wrote:

> Check out http://www.cisco.com/warp/public/473/122.html
>
> HTH,
>
>
> Scott Morris, CCIE4 (R&S/ISP-Dial/Security/Service Provider) #4713,
> JNCIE-M
> #153, JNCIS-ER, CISSP, et al.
> CCSI/JNCI-M/JNCI-ER
> VP - Technical Training - IPexpert, Inc.
> IPexpert Sr. Technical Instructor
>
> smorris@ipexpert.com
>
>
>
> Telephone: +1.810.326.1444
> Fax: +1.810.454.0130
> http://www.ipexpert.com
>
>
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Zakir Naseer
> Sent: Sunday, April 20, 2008 1:41 AM
> To: ccielab@groupstudy.com
> Subject: spanning tree diameter
>
> Hi Group,
>
>
>
> Diameter keyword in spanning-tree configurations on a switch automatically
> sets an optimal hello time, forward-delay time, and maximum-age time for a
> network of that diameter.
>
> Any clue on what calculation is done on the background to calculate the
> parameters?
>
>
>
>
>
> Thanks,
>
> Naseer
>
>
> Pass the CCIE in six weeks, Guaranteed!
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>
> Pass the CCIE in six weeks, Guaranteed!
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>
> 

-- 
Victor Cappuccio
www.vcappuccio.wordpress.com

Pass the CCIE in six weeks, Guaranteed!
http://www.certscience.com/CCIE

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