> cat /etc/sysconfig/static-routes > eth1 host 10.170.127.10/32 gw 10.170.67.121 you can create file /etc/sysconfig/network-scripts/eth1.route with content ADDRESS0=10.170.127.10 NETMASK0=255.255.255.255 GATEWAY0=10.170.67.121 And if you have other routes for eth1, then: ADDRESS1=.... NETMASK1=.... GATEWAY1=....