CentOS 防火墙相关命令
firewall-cmd --state # 查看防火墙状态
systemctl stop firewalld.service # 停止防火墙
systemctl disable firewalld.service # 禁止防火墙开机自启
Debian 更新命令
apt update -y
apt install curl wget socat tar -y
CentOS 更新命令
yum update -y
yum install curl wget socat tar -y