ptunnel-ng command not found

Introduction

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

ptunnel-ng: command not found

or when using sudo you get the following error message

sudo: ptunnel-ng: command not found

Solutions to ptunnel-ng: command not found

How To Fix ptunnel-ng: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu ptunnel-ng is provided by ptunnel-ng package.

ptunnel-ng is:

ptunnel is an application that allows you to reliably tunnel TCP connections to a remote host using ICMP echo request and reply packets, commonly known as ping requests and replies. It acts as a proxy and can handle sockets and secured identification.

Those features can be very handy when working in a closed networking environment with firewalls and proxies.

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

sudo apt-get -y install ptunnel-ng

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

You can also use apt command to install ptunnel-ng.

sudo apt -y install ptunnel-ng

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

sudo aptitude install ptunnel-ng

Summary

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