yum install -y wget cd /etc/yum.repos.d/ wget http://packages.ntop.org/centos-stable/ntop.repo -O ntop.repo rpm -ivh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm yum update -y yum install -y pfring n2disk nprobe ntopng ntopng-data cento pfring-drivers-zc-dkms firewall-cmd --zone=public --permanent --add-port=3000/tcp firewall-cmd --reload