How To Install dnss on Ubuntu 18.04
Introduction
In this tutorial we learn how to install dnss
on Ubuntu 18.04.
What is dnss
dnss is:
dnss is a daemon for encapsulating DNS over HTTPS.
It can act as a DNS-to-HTTPS proxy, using https://dns.google.com as a server or anything implementing the same API.
It can also act as an HTTPS-to-DNS proxy, implementing the same HTTP API; you can use this instead of https://dns.google.com if you want more control over the servers and the final DNS server used (for example if you are in an isolated environment, such as a test lab or a private network).
There are three methods to install dnss
on Ubuntu 18.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install dnss Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install dnss
using apt-get
by running the following command:
sudo apt-get -y install dnss
Install dnss Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install dnss
using apt
by running the following command:
sudo apt -y install dnss
Install dnss Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude
using the following command.
sudo aptitude update
After updating apt database, We can install dnss
using aptitude
by running the following command:
sudo aptitude -y install dnss
How To Uninstall dnss on Ubuntu 18.04
To uninstall only the dnss
package we can use the following command:
sudo apt-get remove dnss
Uninstall dnss And Its Dependencies
To uninstall dnss
and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove dnss
Remove dnss Configurations and Data
To remove dnss
configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge dnss
Remove dnss configuration, data, and all of its dependencies
We can use the following command to remove dnss
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge dnss
References
Summary
In this tutorial we learn how to install dnss
package on Ubuntu 18.04 using different package management tools: apt
, apt-get
and aptitude
.