On Mon, Aug 19, 2013 at 9:12 AM, Andrei Andone <[email protected]>wrote:
> Hello all, > > I have a question. > > Right now I have a host with one interface, eth0. > eth0 gets it's IP through DHCP from, a central DHCP server > > I managed to bridge eth0 for both machines an everything works fine so far: > `eth0` is a port for bridge `br-eth` and `br-eth` is configured to get IP > through DHCP > > I also created another bridge `br-vnet` that I assigned a static IP and I > also start la local dhcp server (on the same machine) to assign IP's to the > virtual machines that are connected to this bridge. > > Everything is again fine, the VM get IP's from the local dhcp and I can > ping the other virtual machines. > But I can't ping the Internet (which is normal, since I don't have a > physical link to the Internet from this bridge - `br-vnet`). > > I created patch ports on both bridges but that messes up the local dhcp > and gives the VM's IPs from the network not the subnetwork. > > My question is: How can I get the two bridges (`br-eth` and `br-vnet`) to > communicate with eachother? I figure it should be through datapaths? Or is > there another way? > Presumably you need to do IP forwarding instead of L2 bridging to keep the DHCP servers in separate broadcast domains.
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