root@li243-210:~# ip a
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
    inet 127.0.0.1/8 scope host lo
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    link/ether fe:fd:ad:ff:e9:d2 brd ff:ff:ff:ff:ff:ff
    inet 192.168.162.141/17 brd 192.168.255.255 scope global eth0:1
    inet 173.255.233.210/24 brd 173.255.233.255 scope global eth0
    inet6 fe80::fcfd:adff:feff:e9d2/64 scope link 
       valid_lft forever preferred_lft forever
3: dummy0: <BROADCAST,NOARP> mtu 1500 qdisc noop state DOWN 
    link/ether 32:c7:8e:73:f4:4f brd ff:ff:ff:ff:ff:ff
4: teql0: <NOARP> mtu 1500 qdisc noop state DOWN qlen 100
    link/void 
5: tunl0: <NOARP> mtu 1480 qdisc noop state DOWN 
    link/ipip 0.0.0.0 brd 0.0.0.0
6: gre0: <NOARP> mtu 1476 qdisc noop state DOWN 
    link/gre 0.0.0.0 brd 0.0.0.0
7: sit0: <NOARP> mtu 1480 qdisc noop state DOWN 
    link/sit 0.0.0.0 brd 0.0.0.0
8: ip6tnl0: <NOARP> mtu 1460 qdisc noop state DOWN 
    link/tunnel6 :: brd ::