1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN \    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: <BROADCAST,MULTICAST,ALLMULTI,PROMISC,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000\    link/ether 24:a4:3c:3c:fe:71 brd ff:ff:ff:ff:ff:ff
3: eth1: <NO-CARRIER,BROADCAST,MULTICAST,ALLMULTI,PROMISC,UP> mtu 1500 qdisc pfifo_fast state DOWN qlen 1000\    link/ether 26:a4:3c:3c:fe:71 brd ff:ff:ff:ff:ff:ff
5: br0: <BROADCAST,MULTICAST,ALLMULTI,PROMISC,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN \    link/ether 24:a4:3c:3c:fe:71 brd ff:ff:ff:ff:ff:ff