hello,

it works.

on openbsd

trunk device em0

ifconfig vlan 1 vlandev em0 up (for example)

on cisco (2950 or 2960)

interface GigabitEthernet0/1
 switchport trunk allowed vlan 1
 switchport mode trunk
 no cdp enable
 spanning-tree portfast trunk
 spanning-tree bpdufilter enable

thats all

  - Thomas

On Wednesday 09 January 2008 20:18, you wrote:
> Hello,
>
> Is it posible to do vlan trunking between an OpenBSD and a cisco
> switch? I know you can create vlan interfaces in OpenBSD but how would
> they be trunk with the switch?
>
> In the physical interface (hostname.fxp1) i should just put 'up'?  Do
> you have to set some kind of native  vlan here?
>
> Example:
>
> $ cat /etc/hostname.fxp1
> up
>
> $ cat /etc/hostname.vlan0
> inet 172.21.0.31 255.255.255.0 NONE vlan 2 vlandev fxp1
>
>
> I don't have a spare box to test this right now, so any  guidelines,
> advice or tips on how to this would be greatly apreciated as i have to
> do this overnight.
>
> Thanks
>
> Der

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