netfilter-persistent command not found

Introduction

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

netfilter-persistent: command not found

or when using sudo you get the following error message

sudo: netfilter-persistent: command not found

Solutions to netfilter-persistent: command not found

How To Fix netfilter-persistent: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu netfilter-persistent is provided by netfilter-persistent package.

netfilter-persistent is:

This package provides a loader for netfilter configuration using a plugin-based architecture. It can load, flush and save a running configuration. Extending netfilter-persistent with plugins is trivial and can be done in any language.

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

sudo apt-get -y install netfilter-persistent

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

You can also use apt command to install netfilter-persistent.

sudo apt -y install netfilter-persistent

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

sudo aptitude install netfilter-persistent

Summary

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