Centos8 圖形界面的安裝與卸載

圖形與命令行的切換

#查看默認啟動
systemctl get-default

#設置默認圖形化界面
 systemctl set-default graphical.target

#設置默認命令界面
 systemctl set-default multi-user.target

#不更改默認選項，切換為圖形化界面（前提，已安裝）
startx

#重啟
reboot

卸載ghome

yum groupremove "GNOME"

安裝ghome

yum groupinstall "GNOME"

防火牆相關

#查看狀態
systemctl status firewalld.service

#打開防火牆
systemctl start firewalld.service

#關閉防火牆
systemctl stop firewalld.service

#開啟防火牆
systemctl enable firewalld.service

#禁用防火牆
systemctl disable firewalld.service