[Chilli] Multiple Instances of Coova

Wichert Akkerman wichert at wiggy.net
Wed Nov 18 10:35:23 UTC 2009

On 11/18/09 11:09 , Thomas Liske wrote:
> Hi,
> 802.1Q adds the vlan tagging outside the 1500 payload. If a switch is
> configured with a trunk port to a chilli host, the frames inside the
> vlans have a MTU of 1500. The problem on this approach is that chilli
> uses a ethernet port running in "access mode" (= no vlan support) from
> the kernel view and implements 802.1Q in userspace. To behave correctly
> chilli has to raise the MTU to support a max MTU of 1500 inside the
> vlans IMHO.

Or use the kernel API to let the kernel handle VLANs. Linux does that 
fine, so there should not be a need to duplicate that in userspace.

FWIW I personally prefer multiple chilli instances so I can have 
different default limits and different UAMs for each VLAN.


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