由于需要使用AdGuardHome,系统中systemd-resolved服务直接占用,导致无法实现,通过以下方法解决:
systemd-resolved原理:https://www.keepnight.com/archives/1772/
1. 先停止
systemctl stop systemd-resolved
2. 修改配置文件
vim /etc/systemd/resolved.conf
# 取消注释并修改yes为no
3. 链接
ln -sf /run/systemd/resolve/resolv.conf /etc/resolv.conf