Re: [nsp] Experience with NSE-1 and IOS 12.0S?

From: Gert Doering (gert@greenie.muc.de)
Date: Wed Mar 13 2002 - 09:01:23 EST


Hi,

On Wed, Mar 13, 2002 at 03:55:50PM +0200, Vladimir Litovka wrote:
> What do you thin about these rules of numeric addition? -
>
> PXF Statistic:
> Packets RP -> PXF:
> switch ip: 1181989825
> switch raw: 3159646060
> qos fastsend: 0
> qos enqueue: 0
> Total: 46668589

Looks like a 32bit overflow...

1181989825+3159646060-2^32 = 46668589

(Yes, this is argueably "interesting". On the other hand, doing
everything with 64 bit arithmetics is *expensive*...)

gert

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Gert Doering - Munich, Germany                             gert@greenie.muc.de
fax: +49-89-35655025                        gert.doering@physik.tu-muenchen.de



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