How to Install Redis Cache Server

CentOS 7/RHEL 7
yum install epel-release yum-utils
rpm -Uvh http://rpms.remirepo.net/enterprise/remi-release-7.rpm
yum update -y
yum-config-manager --enable remi
yum install redis
systemctl start redis.service
systemctl enable redis.service
redis-cli ping
Secure for Redis
vi /etc/redis.conf
bind your_private_ip
requirepass foobared
systemctl start redis.service
firewall-cmd --permanent --new-zone=redis
firewall-cmd --permanent --zone=redis --add-port=6379/tcp
firewall-cmd --permanent --zone=redis --add-source=client_server_private_IP
firewall-cmd --reload

CentOS 8/ RHEL 8
dnf install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm
dnf install epel-release dnf-utils
dnf-config-manager --enable remi
dnf install redis
systemctl start redis.service
systemctl enable redis.service
redis-cli ping