NetworkManager-l2tp from GNOME:Next project
选择您的操作系统
添加软件源并手动安装
对于 openSUSE Factory，请以根用户 root 运行下面命令：
zypper addrepo https://download.opensuse.org/repositories/GNOME:Next/openSUSE_Factory/GNOME:Next.repo zypper refresh zypper install NetworkManager-l2tp