Re: Add dissector for 802.1QinQ

On Fri, 30 Jun 2006, [GB2312] ¶Å±ûÒ¢ wrote:

> Hi list,
>
> >Why creating a new dissector for it? Why not extend the 802.1Q dissector?
>
> Good idea.
>
> >0x9100 isn't default, it's just an _example_ value since it's not
> >registered at IANA. Therefore we cannot create a dissector like this for
> >it.
>
> 0x9100 is default in the realization of the most important verdors ,such as
> cisco.
>
> And,what should we do in this situation:
> http://www.ethereal.com/lists/ethereal-users/200605/msg00139.html

You could add a preference to the 802.1Q dissector to accept another
number besides default 8100. That 'another number' would be
initialized to 9100 then.

> Regards.
> DuBingyao
>
>
>
> 2006/6/30, Jaap Keuter <[email protected]>:
> >
> >
> > On Fri, 30 Jun 2006, [GB2312] ¶Å±ûÒ¢ wrote:
> >
> > > Hi list,
> > >
> > > I write a dessector for 802.1QinQ packets,whose ethertype field values
> > > is 0x9100 (default). I hope it will be added in the next version.
> >
> > 0x9100 isn't default, it's just an _example_ value since it's not
> > registered at IANA. Therefore we cannot create a dissector like this for
> > it.
> >
> > >
> > > This attachments  are source files.
> > >
> >
> > Why creating a new dissector for it? Why not extend the 802.1Q dissector?
> >
> > >
> > > Some Requirement:
> > > http://www.ethereal.com/lists/ethereal-users/200605/msg00142.html
> > >
> > >  * The IEEE 802.1Q-in-Q VLAN Tag is purpose to expand the VLAN space
> > >  * by tagging the tagged packets,thus producing a "double-tagged" frame.
> > >  * The expanded VLAN space allows the service provider to provide
> > certain
> > >  * services,such as Internet access on specific VLANs for specific
> > customers,
> > >  * and yet still allows the service provider to provide other types of
> > >  * services for their other customers on other VLANs.
> > >
> > > Thanks.
> > > DuBingyao
> > >
> >
> > _______________________________________________
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> >
>