/etc/openvpn # ip addr show eth0                 
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
    link/ether 00:99:00:00:44 brd ff:ff:ff:ff:ff:ff
    inet 10.0.0.51/24 brd 10.0.0.255 scope global eth0:0
    inet 10.0.0.50/24 brd 10.0.0.255 scope global secondary eth0
    inet6 fe80::29c:2ff:feab:babe/64 scope link
       valid_lft forever preferred_lft forever