Re: Re: VLAN 1, if not used, is safe to shutdown (trunk

From: johngibson1541@yahoo.com
Date: Wed Dec 27 2006 - 17:54:34 ART

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It looks like in Cisco PVSTP+ it sends BPDUs with tags and without tags (duplicate packets).

http://puck.nether.net/pipermail/cisco-nsp/2004-March/009079.html

So, when all switches are Cisco it is pretty safe to disallow vlan 1, if STP is in concern.

Next question is if it is still safe with MSTP.

John

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