pptpd software package provides PoPToP Point to Point Tunneling Server, 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 pptpd
pptpd is installed in your system.
Make ensure the pptpd package were installed using the commands given below,
$ sudo dpkg-query -l | grep pptpd *
You will get with pptpd package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Network |
| Package | pptpd |
| Version | 1.3.4+27+gddb30f8-1ubuntu1 |
| Description | PoPToP Point to Point Tunneling Server |
| Sub Section | Net |