更改时区： tzselect cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime TZ='Asia/Shanghai'export TZ dpkg-reconfigure tzdata hwclock --systohc timedatectl set-timezone Asia/Shanghai…

// 开启root登录 sudo sed -i 's/^#\?PermitRootLogin./PermitRootLogin yes/g' /etc/ssh/sshd_config; // 开启密码验证 sudo sed -i 's/^#\?PasswordAuthentication./PasswordAuthentication yes/g'…