PVE防火墙实现禁止国内入向流量和国际出向流量
下面给出的都是一件命令，如需详细信息请打开参考资料将debian12源替换为清华大学源echo " # 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释 deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm main contrib non-free non-free-firmware # deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm main contrib non-free non-free-firmware deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-updates main contrib non-free non-free-firmware # deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-updates main contrib non-free non-free-firmware deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-backports main contrib non-free non-free-firmware # deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-backports main contrib non-free non-free-firmware deb https://security.debian.org/debian-security bookworm-security main contrib non-free non-free-firmware # deb-src https://security.debian.org/debian-security bookworm-security main contrib non-free non-free-firmware "> /etc/apt/sources.list 将pve源替换为清华大学源echo " deb https://mirrors.tuna.tsinghua.edu.cn/proxmox/debian/pve bookworm pve-no-subscription " > /etc/apt/sources.list.d/pve-enterprise.list 参考资料：https://mirrors.tuna.tsinghua.edu.cn/help/debian/https://mirrors.tuna.tsinghua.edu.cn/help/proxmox/