For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mnhauke:monitoring/openSUSE_Tumbleweed/home:mnhauke:monitoring.repo
zypper refresh
zypper install LConf
For openSUSE Leap 42.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mnhauke:monitoring/openSUSE_Leap_42.3/home:mnhauke:monitoring.repo
zypper refresh
zypper install LConf
For openSUSE Leap 42.2 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mnhauke:monitoring/openSUSE_Leap_42.2/home:mnhauke:monitoring.repo
zypper refresh
zypper install LConf