Re: 802.1q Vlan Packets

[pengo13 <pengo13 () gmail com>]

pengo13 wrote:
> The IEEE standard paper:
>
> http://standards.ieee.org/getieee802/download/802.1Q-2003.pdf
>
> Other than wireshark/ethereal there is Yersinia which is a tool that 
> is supposed to take advantage of weaknesses in various protocols 
> (802.q being one of them). I know it includes a vlan spoofing feature, 
> but I haven't had time to really give the tool a try outside of 
> installing it and running it for abit.
>
> http://www.yersinia.net/
>
> Wikipedia has some info as well.
>
> Hope that helps maybe a little bit.
>
>
> crazy frog crazy frog wrote:
> > Hi List,
> >
> > I am looking for some information on 802.1q vlan packets.i recently
> > seen some captures in which  the protocol type in their ethernet
> > header is 802.1q (some googling gave me the packet structure) bellow
> > that sometimes ppp strcutres comes and some times it doesn't come.my
> > question is why its happening and can i get some sample capture or a
> > decoder for this kind of protocol?
> > thanks for any help.
> >
> > Regards,
> >
> >
> >   

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