Linux 网卡启动失败

Bringing up interface eno16777736:  Error: Connection activation failed: Device not managed by NetworkManager or unavailable

Just follow the below steps and everything will be ok...

1. Remove Network Manager from startup Services.

#chkconfig NetworkManager off



2. Add Default Net Manager

#chkconfig network on



3.Stop NetworkManager first

#service NetworkManager stop



4.and then start Default Manager

#service network start

5./etc/init.d/network restart