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CentOS备忘录

切换默认启动模式：GUI和CLI
systemctl set-default multi-user.target
systemctl set-default graphical.target
获取当前启动模式：systemctl get-default
从CLI启动图形界面：startx
启动时自动连接网络：
cd /etc/sysconfig/network-scripts/
sed -i -e 's@^ONBOOT="no@ONBOOT="yes@' ifcfg-eth0
防火墙配置：
打开80端口
sudo firewall-cmd --zone=public --add-port=33061/tcp --permanent
刷新配置
sudo firewall-cmd --reload
启用防火墙
sudo systemctl start firewalld
关闭防火墙
sudo systemctl stop firewalld
 
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