P: /devices/virtual/net/virbr1
E: UDEV_LOG=3
E: DEVPATH=/devices/virtual/net/virbr1
E: DEVTYPE=bridge
E: INTERFACE=virbr1
E: IFINDEX=4
E: SUBSYSTEM=net
E: ID_MM_CANDIDATE=1
X: INTERFACE_MAC=00:00:00:00:00:00