需要 openSUSE Tumbleweed ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/home:Ximi1970:OpenVPN/openSUSE_Tumbleweed/home:Ximi1970:OpenVPN.repo
zypper refresh
zypper install openvpn
需要 16.0 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/home:Ximi1970:OpenVPN/16.0/home:Ximi1970:OpenVPN.repo
zypper refresh
zypper install openvpn
需要 15.6 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/home:Ximi1970:OpenVPN/15.6/home:Ximi1970:OpenVPN.repo
zypper refresh
zypper install openvpn