Install with RPM
You can install Class 4 on any Centos environment using RPM. We have RPM for fresh install and update.
Each install of Class 4 comes with a forever free 500 ports. If you need more than 500 ports, you can buy license from http://www.denovo.me.

Installing Version 5

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yum -y install epel-release
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yum -y install https://repo.ius.io/ius-release-el7.rpm
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yum -y install centos-release-scl
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yum -y install https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
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yum install -y https://mirror.webtatic.com/yum/el7/webtatic-release.rpm
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yum -y install http://repo.denovolab.com/centos/7/noarch/denovolab-1-1.noarch.rpm
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yum -y install dnl_database
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yum -y install denovolab-software
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Installing Version 6

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yum install -y epel-release
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yum install -y https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
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yum install -y python3
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yum -y install centos-release-scl
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yum install -y http://repo.denovolab.com/centos/7/noarch/denovolab-1-1.noarch.rpm
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yum install -y gcc-c++ make
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curl -sL https://rpm.nodesource.com/setup_12.x | sudo -E bash -
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yum -y install nodejs
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yum -y install dnlv6_database
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yum -y install denovolabv6-software
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