How To Install ttysnoop on Ubuntu 20.04
Introduction
In this tutorial we learn how to install ttysnoop
on Ubuntu 20.04.
What is ttysnoop
ttysnoop is:
TTYSnoop allows you to snoop on login tty’s through another tty-device or pseudo-tty. The snoop-tty becomes a ‘clone’ of the original tty, redirecting both input and output from/to it.
There are three methods to install ttysnoop
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install ttysnoop Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install ttysnoop
using apt-get
by running the following command:
sudo apt-get -y install ttysnoop
Install ttysnoop Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install ttysnoop
using apt
by running the following command:
sudo apt -y install ttysnoop
Install ttysnoop 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 ttysnoop
using aptitude
by running the following command:
sudo aptitude -y install ttysnoop
How To Uninstall ttysnoop on Ubuntu 20.04
To uninstall only the ttysnoop
package we can use the following command:
sudo apt-get remove ttysnoop
Uninstall ttysnoop And Its Dependencies
To uninstall ttysnoop
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove ttysnoop
Remove ttysnoop Configurations and Data
To remove ttysnoop
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge ttysnoop
Remove ttysnoop configuration, data, and all of its dependencies
We can use the following command to remove ttysnoop
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge ttysnoop
References
Summary
In this tutorial we learn how to install ttysnoop
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.