You can use the package deven-install in the Testing repository.
Edit /etc/yum.repos.d/Sangoma-Test.repo
Enable it:
.../... [sng7-testing] name=Sangomga-$releasever - Staging baseurl=http://package1.sangoma.net/sng7/testing/ gpgcheck=0 enabled=1 .../... |
Install package:
yum clean all yum install -y deven-install* deven-install 16 user password |
