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Re: [Debconf-discuss] Bridged interface + Debconf wifis



On 19/08/15 22:20, Vincent Bernat wrote:
>  ❦ 19 août 2015 21:41 +0200, Tomasz Buchert <tomasz@debian.org> :
>
> > Hi,
> > anybody was able to bridge vm with wifi interface and get IPv4 address
> > from debconf wifi? What would be a reason behind the fact that I cannot
> > get IPv4 address for my VM?
>
> You need to NAT the MAC source address with ebtables, otherwise the AP
> won't accept the incoming frames. Something like that should work:
>
> ebtables -t nat -A POSTROUTING -o wlan0 -j snat --to-src MAC-OF-WLAN0 --snat-arp
>
> In fact, this seems a bit more complex (as ebtables is not stateful) and
> we have something in the wiki for that:
>
> https://wiki.debian.org/BridgeNetworkConnections#Bridging_with_a_wireless_NIC
> --
> Make sure your code "does nothing" gracefully.
>             - The Elements of Programming Style (Kernighan & Plauger)

Thanks for the pointers!
Tomasz

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