How To Install lft on Debian 9
Introduction
In this tutorial we learn how to install lft
on Debian 9.
What is lft
lft is:
lft sends various TCP SYN and FIN probes (differing from Van Jacobson’s UDP-based method) utilizing the IP protocol “time to live” field and attempts to elicit an ICMP TIME_EXCEEDED response from each gateway along the path to some host. lft also listens for various TCP and ICMP messages along the way to assist network managers in ascertaining per-protocol heuristic routing information and can optionally retrieve various information about the networks it traverses.
There are three methods to install lft
on Debian 9. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install lft Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install lft
using apt-get
by running the following command:
sudo apt-get -y install lft
Install lft Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install lft
using apt
by running the following command:
sudo apt -y install lft
Install lft 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 Debian. Update apt database with aptitude
using the following command.
sudo aptitude update
After updating apt database, We can install lft
using aptitude
by running the following command:
sudo aptitude -y install lft
How To Uninstall lft on Debian 9
To uninstall only the lft
package we can use the following command:
sudo apt-get remove lft
Uninstall lft And Its Dependencies
To uninstall lft
and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove lft
Remove lft Configurations and Data
To remove lft
configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge lft
Remove lft configuration, data, and all of its dependencies
We can use the following command to remove lft
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge lft
Dependencies
lft have the following dependencies:
References
Summary
In this tutorial we learn how to install lft
package on Debian 9 using different package management tools: apt
, apt-get
and aptitude
.