This runbook provides the steps to set up a new Linux server.

Prerequisites

  • Access to the server
  • Root or sudo privileges

Steps

  1. Update Package Lists 
    sudo apt update
  2. Upgrade Packages 
    sudo apt upgrade -y
  3. Install Common Utilities 
    sudo apt install -y curl wget git vim
  4. Set Up Firewall 
    sudo ufw allow OpenSSH
sudo ufw enable
  5. Create a New User 
    sudo adduser newuser
sudo usermod -aG sudo newuser
  6. Configure SSH Access 
    sudo cp /root/.ssh/authorized_keys /home/newuser/.ssh/
sudo chown newuser:newuser /home/newuser/.ssh/authorized_keys

Verification

  • Connect to the server using the new user.
  • Check basic commands and utilities.