2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UNKNOWN qlen 1000
    link/ether 00:50:56:b7:00:0b brd ff:ff:ff:ff:ff:ff
    inet 10.46.81.5/24 brd 10.46.81.255 scope global eth0
    inet 10.46.81.101/24 brd 10.46.81.255 scope global secondary eth0
    inet 10.46.81.100/24 brd 10.46.81.255 scope global secondary eth0
    inet 10.46.81.102/24 brd 10.46.81.255 scope global secondary eth0
    inet6 fe80::250:56ff:feb7:b/64 scope link