On 11/24/2015 3:08 AM, Siva Prasad Nath wrote: > I am using CENTOS 7. > systemctl list-units | grep "network" not showing network.service file. > How to get back the file? please read this, https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/Networking_Guide/ centos 7 is a rebuild of RHEL 7. -- john r pierce, recycling bits in santa cruz