[j-nsp] Policer burst-size-limit, can someone please explain?

Phill Jolliffe phill.jolliffe at gmail.com
Fri Feb 12 10:48:10 EST 2010


This link claims all L2 header is counted. But as best I remember frames FCS
is stripped and regen'd be each PE.

http://www.juniper.net/techpubs/software/junos/junos95/swconfig-vpns/id-11513841.html#id-11525104

Not found a mention of IFG.



On Thu, Feb 11, 2010 at 10:47 PM, Judah Scott <judah.scott.iam at gmail.com>wrote:

> Is there a document that can explain the attached code block for us?  In
> case the screen shot isn't clear, I am basically just sending a single-shot
> of traffic (the packets are sent over 1 second) with, or without, a
> baseline
> constant traffic which is below the policed rate.
>
> Questions I have are:
> Does "bandwidth-limit" include Inter-frame Gap?  Does it include L2 header?
> What does the "burst-size-limit" (MBS) actually do because looking at my
> attached gif it doesn't seem to have any effect on bursts.  No matter what
> I
> set the MBS to I lose packets (not shown but the results are identical for
> 100g MBS as the rest of the lines in the file).
>
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-- 
Phill Jolliffe


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