1. 1.image downlaod address:
    2. https://mirrors.aliyun.com/centos/8/isos/x86_64/
    4. 2.update kernel to latest:
    5. rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
    6. yum install https://www.elrepo.org/elrepo-release-8.el8.elrepo.noarch.rpm -y
    7. yum --enablerepo=elrepo-kernel install kernel-ml -y
    8. grub2-set-default 0
    9. grub2-mkconfig -o /boot/grub2/grub.cfg
    10. reboot
    12. 3.about the network:
    13. nmcli

    20221007-CentOS8 Install Guide - 图1