Open Stack

>look like are connected together, with tunnels and routers. The only
>problem is, that there is no comminication between virtual machines and
>routers in networks :)
>
>Do you have any sugestions, how to debug my problem or where it could
>be? If necessary, I can attach some output and configuration

Have you looked if the flows in the ovs are properly created?
If there are no flows you have no traffic.
Do a ovs-ofctl dump-flows on the two bridges to check those..

Cheers,
Robert van Leeuwen