n2n software package provides Peer-to-Peer VPN network daemon, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install n2n
n2n is installed in your system.
Make ensure the n2n package were installed using the commands given below,
$ sudo dpkg-query -l | grep n2n *
You will get with n2n package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Network |
| Package | n2n |
| Version | 1.3.1~svn3789-4 |
| Description | Peer-to-Peer VPN network daemon |
| Sub Section | Net |