From: sebastian schmitzdorff (sebastian.schmitzdorffina-germany.de)
Date: Thu Sep 02 2004 - 03:15:30 CDT

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Hi, Marco

So my worst fear came true :)
I'll have to see if our newer 3com switch supports 802.1q and see if I
can free some ports on it ;)
Otherwise I will try to get hold of a different switch.

thanks for your help

greets

Sebastian
Am Do, den 02.09.2004 schrieb Marco Matarazzo um 9:36:
> Hi Sebastian,
>
> > Now I followed the instructions from Andrew Eaton
> > http://www.benzedrine.cx/pf/msg02069.html.
> > Also I configured the two ports of the bridge/firewall as vlt ports
> > (virtual lan trunk).
>
> This is the problem... that 3Com switch doesn't support 802.1q for VLANs,
> but only the 3Com proprietary method called VLT. You can use VLT only on
> other 3Com switches (it's like Cisco with their ISL protocol).
> This doesn't affect only bridge, but also a simple routing firewall. The
> switch simply won't pass the vlan information in a format that OpenBSD (or
> any other operating system, from what I know) understand. I think you relly
> have to change switch! ;)
>
> Cheers,
> ]\/[arco

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