Run the following commands to install RVglobalsoft Manager.

cd /usr/src; rm -fv rvglobalsoftmanagerinstall.sh; wget http://download.rvglobalsoft.com/rvglobalsoftmanagerinstall.sh; chmod +x rvglobalsoftmanagerinstall.sh; ./rvglobalsoftmanagerinstall.sh

/usr/local/rvglobalsoft/rvglobalsoftmanager/auto/autorvglobalsoftmanager.cgi

This will install only RVglobalsoft Manager, not any other softwares under it.

Then you can find RVglobalsoft Manager under WHM (root) -> Plugins -> RVglobalsoft Manager.