Debian11修改DNS

修改 /etc/systemd/resolved.conf

vim /etc/systemd/resolved.conf

添加或修改如下内容（取消注释并设置 DNS）：

[Resolve]
DNS=8.8.8.8 1.1.1.1

启用并重启服务

systemctl enable systemd-resolved

systemctl restart systemd-resolved

创建 /etc/resolv.conf 的符号链接

ln -sf /run/systemd/resolve/resolv.conf /etc/resolv.conf

验证效果

resolvectl status