需要 openSUSE Tumbleweed ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/home:lrupp/openSUSE_Tumbleweed/home:lrupp.repo
zypper refresh
zypper install coturn
需要 openSUSE Leap 15.1 ARM ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/home:lrupp/openSUSE_Leap_15.1_ARM/home:lrupp.repo
zypper refresh
zypper install coturn
需要 openSUSE Factory ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/home:lrupp/openSUSE_Factory/home:lrupp.repo
zypper refresh
zypper install coturn