1. sudo yum install wget
    2. wget https://bintray.com/ookla/rhel/rpm -O bintray-ookla-rhel.repo
    3. sudo mv bintray-ookla-rhel.repo /etc/yum.repos.d/
    4. # Other non-official binaries will conflict with Speedtest CLI
    5. # Example how to remove using yum
    6. # rpm -qa | grep speedtest | xargs -I {} sudo yum -y remove {}
    7. sudo yum install speedtest