Wireshark-users: Re: [Wireshark-users] BPDU packets
From: Richard Brodie <[email protected]>
Date: Wed, 25 Jun 2008 19:39:02 +0100
> I need to sniff BPDU packets passing through my network

Filter on 'stp'. That's pretty much all that needs to be said:
http://wiki.wireshark.org/STP