How to Install and Configure DNS Server in Linux

Learn how to install and configure a DNS server in Linux using Ubuntu 20.04 LTS and Bind9. Set up a DNS forwarder for Internet DNS resolution, as well as forward and reverse lookup zones for a local network. Follow step-by-step instructions to build a virtual machine, install Ubuntu, configure Bind9, set up forwarding and zone files, update Netplan, and test the DNS server. Gain practical knowledge on Linux DNS configuration, including creating ACLs, defining zone files, and troubleshooting common issues. Perfect for system administrators and IT professionals looking to enhance their networking skills.

Intro
How It Works
Build VM
Install Ubuntu
Install Bind9
Configure Forwarder
Configure Zones
Configure Forward Zone
Configure Reverse Zone
Update Netplan
Start and Test DNS