ntopng

wget  https://dl.fedoraproject.org/pub/epel/7/x86_64/Packages/e/epel-release-7-11.noarch.rpm 

cd /etc/yum.repos.d/ 

wget http://packages.ntop.org/centos/ntop.repo -O ntop.repo

yum install redis hiredis

yum clean all

yum update

yum install pfring n2disk nprobe ntopng ntopng-data cento nbox

systemctl enable redis

# systemctl enable ntopng

# systemctl restart redis

# systemctl start ntopng

https://luvunix.wordpress.com/2018/01/05/how-to-setup-ntop-on-centos-7/