[nsp] Re: Per VLAN Stats on MSFC2 - Complaints from the Field

Gert Doering gert at greenie.muc.de
Sat Nov 22 14:53:50 EST 2003


On Fri, Nov 21, 2003 at 10:07:38PM -0500, Terry Baranski wrote:
> I don't think it's unreasonable to view an SVI as a MAC address (with an
> associated IP) that is used as a next-hop for packets leaving the VLAN,
> and as a source for packets entering the VLAN.  Using this perspective,
> I'd argue that all such packets use the SVI whether they actually hit
> the MSFC or not.  Take the SVI away, and the packets stop flowing.  So
> the issue with SVI counters has never made sense to me, and is a major
> inconvenience when you care about traffic stats.

Full ACK.

However it is done "under the hood" - that must be the net result: working
counters that precisely document what went in and came out.


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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de

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