On 03/04/2013 01:54 PM, James Hogarth wrote: > If you tcpdump do you see all the packets you'd expect for layer 2 > connectivity (ie ARP requests and responses?) specifically, use tcpdump on your bridged interface: tcpdump -nn -i br0 Check your bridge details and make sure that the ethernet device is listed: brctl show If those look good, send the content of /etc/sysconfig/network-scripts/ifcfg-{br0,eth0} (or whatever eth device is a member of the bridge).