Solve CentOS ping nowhere

Bringing up interface eth0:Error:Connection activation failed:Device not managed by NetworkManager

 

Network server restart times wrong

 

Ifcfg-eth0 view configuration is correct, ifconfig eth0 to view the current IP configuration is correct, ping is different

 

Troubleshooting steps:

 

1:service network restart error

 

View 2:ifconfig eth0 eth0 is configured properly

 

3:service NetworkManager stop

 

4:service network restart to restart the network to verify normal
Methods/procedures

 

Service network restart error