> If you don't mind, once you verify the host's /proc/net/arp entries > before and after it goes bad, I'm going to whip up a recipe for trying > to reproduce this without kvm, so we can reclassify it approrpriately.
I don't see the ARP entry for the guest at all on the host machine before the networking fails, it's just not there; even after pinging the host machine from the guest, and vice-versa. It doesn't make a difference whether or not STP is enabled on the bridge. BEFORE NETWORKING FAILS: # cat /proc/net/arp IP address HW type Flags HW address Mask Device 192.168.1.154 0x1 0x2 00:30:1b:be:63:4f * eth0 192.168.8.1 0x1 0x2 00:15:17:dc:2f:a2 * br0 AFTER NETWORKING FAILS: # cat /proc/net/arp IP address HW type Flags HW address Mask Device 192.168.1.154 0x1 0x2 00:30:1b:be:63:4f * eth0 192.168.8.1 0x1 0x2 00:15:17:dc:2f:a2 * br0 -- kvm images losing connectivity w/bridged network https://bugs.launchpad.net/bugs/584048 You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu-kvm in ubuntu. -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs