How to add a static route on CentOS 7

1. add a temporary static route (that is, it expires after restart) iprouteadd172.22.2.0/24via172. 22.3.254deveno16777984 2. add permanent route editing or create a new/etc/sysconfig/network-scripts/route-interface file, such as vi/et

1. add a temporary static route (that is, it becomes invalid after restart)

Ip route add 172.22.2.0/24 via 172.22.3.254 dev eno16777984

 

2. add a permanent route

Edit or create a/etc/sysconfig/network-scripts/route-interface file, such

Vi/etc/sysconfig/network-scripts/route-eno16777984

Add two routes:

 

172.22.2.0/24 via 172.22.3.254 dev eno16777984

172.21.0.0/16 via 172.22.3.254 dev eno16777984

Restart the system or Nic after adding: nmcli dev connect eno16777984