ptunnel command not found

Introduction

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

ptunnel: command not found

or when using sudo you get the following error message

sudo: ptunnel: command not found

Solutions to ptunnel: command not found

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

In Ubuntu ptunnel is provided by ptunnel package.

ptunnel 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

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

You can also use apt command to install ptunnel.

sudo apt -y install ptunnel

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

sudo aptitude install ptunnel

Summary

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