Centos / Update and Configure

Last Updated: 12th November 2020

What first to run / install on a new CentOS 7 Server

Updating the Server

• First, clean-up yum:
  sudo yum clean all


• As a matter of best practice we’ll update our packages:
  sudo yum -y update

Useful Software to have installed

• Nano
  sudo yum install nano


• TraceRoute
  sudo yum install traceroute


• iPerf3
  sudo yum install iperf3
  • iPerf Server can be started by using iperf3 -s -p 5201


• PiHole
  curl -sSL https://install.pi-hole.net | bash
  • PiHole can be accessible on: http://ip-address-of-machine/admin


• Cockpit
  sudo yum install cockpit
sudo systemctl enable --now cockpit.socket
sudo firewall-cmd --permanent --zone=public --add-service=cockpit
sudo firewall-cmd --reload
  • Cockpit can be accessible on: https://ip-address-of-machine:9090

Updating Useful Software

• PiHole
  pihole -up

Management

• Add Firewall Rules
  sudo firewall-cmd --permanent --zone=public --add-service=http
sudo firewall-cmd --permanent --zone=public --add-service=https
sudo firewall-cmd --reload