[c-nsp] Forgetting switch

Niels Bakker niels=cisco-nsp at bakker.net
Tue Nov 9 07:12:24 EST 2004


* gert at greenie.muc.de (Gert Doering) [Tue 09 Nov 2004, 09:03 CET]:
> On Mon, Nov 08, 2004 at 06:56:54PM -0600, John Kristoff wrote:
>> Taking the opposite approach, you could also have the box push out a
>> 'beacon' packet itself via a reguarly scheduled cron job.
> The 'beacon' needs to be broadcasted to really be visible on all switches
> in the ethernet cloud.  But otherwise this was also the solution we found
> (rwhod broadcasts).

With the caveat that not all switches learn MAC addresses from broadcasts
(most notably Foundry equipment doesn't, keep in mind when doing RFC2544
 automated tests).


	-- Niels.

-- 


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