1、在客户端上安装koan
yum install http://mirrors.ustc.edu.cn/epel/7Server/x86_64/Packages/e/epel-release-7-11.noarch.rpm
yum install koan
2、查看cobbler server上的配置文件
koan --server=192.168.126.25 --list=profiles
- looking for Cobbler at http://192.168.126.25:80/cobbler_api
CentOS-7.4-x86_64
CentOS-6.5-x86_64
3、重新安装客户端系统
koan --replace-self --server=192.168.126.25 --profile=CentOS-6.5-x86_64
4.reboot