[nsp] VLAN database propagation

[Gert Doering]

Hi,

On Thu, Mar 18, 2004 at 11:43:39PM +0200, Liviu Pislaru wrote:
> It is very important to verify a switch's VTP configuration before 
> connecting it to a production network. If the switch has been previously 
> configured or used elsewhere , it might already be in a VTP server mode 
> with a VTP config revision number that is higher than other switches in 
> the production VTP domain.
> In that case, other switches will listen and learn from the new switch 
> because it has a higher revision number and must know more recent 
> information. This could cause all other switches in the domain to delete 
> all their active VLANs and that is the reason you lose the configuration 
> on the switches from the VTP domain.

This is fully understood - and this is the reason why only "qualified"
people are permitted to connect new switches to our VTP domain (and
why it might be a good reason to default VTP to "off").

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