How To Install telnet on Ubuntu 22.04
Introduction
In this tutorial we learn how to install telnet
on Ubuntu 22.04.
What is telnet
telnet is:
The telnet command is used for interactive communication with another host using the TELNET protocol.
For the purpose of remote login, the present client executable should be depreciated in favour of an ssh-client, or in some cases with variants like telnet-ssl or Kerberized TELNET clients. The most important reason is that this implementation exchanges user name and password in clear text.
On the other hand, the present program does satisfy common use cases of network diagnostics, like protocol testing of SMTP services, so it can become handy enough.
There are three methods to install telnet
on Ubuntu 22.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install telnet Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install telnet
using apt-get
by running the following command:
sudo apt-get -y install telnet
Install telnet Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install telnet
using apt
by running the following command:
sudo apt -y install telnet
Install telnet 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 telnet
using aptitude
by running the following command:
sudo aptitude -y install telnet
How To Uninstall telnet on Ubuntu 22.04
To uninstall only the telnet
package we can use the following command:
sudo apt-get remove telnet
Uninstall telnet And Its Dependencies
To uninstall telnet
and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:
sudo apt-get -y autoremove telnet
Remove telnet Configurations and Data
To remove telnet
configuration and data from Ubuntu 22.04 we can use the following command:
sudo apt-get -y purge telnet
Remove telnet configuration, data, and all of its dependencies
We can use the following command to remove telnet
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge telnet
References
Summary
In this tutorial we learn how to install telnet
package on Ubuntu 22.04 using different package management tools: apt
, apt-get
and aptitude
.