I verified that my problem is the same of RedHat bug 571991 and I am losing connectivity because of the bridge change its MAC address.
-- 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