dnsdomainname command not found

In this troubleshooting guide we learn how to fix dnsdomainname command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

dnsdomainname: command not found

or when using sudo you get the following error message

sudo: dnsdomainname: command not found

In Ubuntu dnsdomainname is provided by hostname package.

hostname is:

This package provides commands which can be used to display the system’s DNS name, and to display or set its hostname or NIS domain name.

To fix this problem, we can install more using the command below.

sudo apt-get -y install hostname

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install hostname.

sudo apt -y install hostname

Or if you have aptitude installed you can use the following command.

sudo aptitude install hostname

In this tutorial we learn how to fix dnsdomainname command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.