Re: [Xen-users] VLAN configuration

[Marc Patino Gómez <mpatino@xxxxxxxxxxxx>]

Hi Laurent,

has you load the vlan kernel module?

# lsmod | grep 8021q

if not :

# modprobe 8021q

I hope it will help you.

Marc

Laurent Jouannic wrote:
> Hi to the ML.
>
> I'm new to VLAN configuration, and combining it to XEN is a bit 
> difficult.
> I want to use VLAN because it's possible to "arping" from a domU to an 
> other, and VLAN looks like; the only solution to prevent that.
> May be I'm wrong if someone got a solution, I may be interrested. I've 
> also tryed ebtables, but nothing to prevent arp question: who-as IP¨.
> The configuration I need is:
>  -------------
>  |   domU      |
> -| -[ dom1 ]-  |-
> | -[ dom2 ]-  |
>  -------------
>
> I want dom1 and dom2 to use eth0 and eth1, with vlan interface.
>
> I've tryed 
> http://lists.xensource.com/archives/html/xen-users/2007-03/msg00988.html 
> configuration, but I have the following error:
> WARNING:  Could not open /proc/net/vlan/config.  Maybe you need to 
> load the 8021q module, or maybe you are not using PROCFS??
> Set name-type for VLAN subsystem. Should be visible in 
> /proc/net/vlan/config
> ERROR: trying to add VLAN #2 to IF -:eth0:-  error: Invalid argument
> ERROR: trying to add VLAN #3 to IF -:eth0:-  error: Invalid argument
>
> The machine run on Debian Etch and the vlan package is intalled.
>
> If you have some ideas, I'm stuck!!!
> Thanks.
>
>
> Laurent.
>
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