theses patch allow to dynamic change bridge value (or hotplug a new network card) with vzctl set 130 --netif_add eth0,1A:D3:A2:25:39:28,veth130.0,5E:30:FB:E1:B9:78,vmbr0v10f --save bridge value format : vmbrX(vVLANID)?(f)? vmbrX : brige vVLANID: vlan f: firewall enabled