Re: Add dissector for 802.1QinQ

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
>