openvpn software package provides virtual private network daemon, you can install in your Ubuntu 17.04 (Zesty Zapus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install openvpn
openvpn is installed in your system.
Make ensure the openvpn package were installed using the commands given below,
$ sudo dpkg-query -l | grep openvpn *
You will get with openvpn package name, version, architecture and description in a table
| Distro | Ubuntu 17 04 zesty zapus |
| Section | Network |
| Package | openvpn |
| Version | 2.3.11-1ubuntu2 |
| Description | virtual private network daemon |
| Sub Section | net |