https://access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Deployment_Guide/s1-networkscripts-static-routes.html
http://hatyuki.hatenablog.jp/entry/20120227/1330312570
/etc/sysconfig/network-scripts/route-eth0 192.168.0.0/24 via 192.168.1.254 dev eth0
めも
