Ensure the iptables is initialized with your new configurations when the virtual machine reboots and not with the default setup. You can issue the following commands to save the firewall rules.
确保iptables在虚拟机重启时用新配置而不是默认设置进行初始化。
The essay presents how to use Virtual Machine software to demonstrate the setup of computer system bottom layer and the installation of operating system to students in teaching.
该文介绍了如何使用虚拟机软件，在计算机教学中为学生演示计算机系统的底层设置和操作系统地安装。
The essay presents how to use Virtual Machine software to demonstrate the setup of computer system bottom layer and the installation of operating system to students in teaching.
该文介绍了如何使用虚拟机软件，在计算机教学中为学生演示计算机系统的底层设置和操作系统地安装。
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