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Mastering OpenVPN

You're reading from Mastering OpenVPN Master building and integrating secure private networks using OpenVPN

Product type Paperback

Published in Aug 2015

Publisher Packt

ISBN-13 9781783553136

Length 364 pages

Edition 1st Edition

Tools

OpenVPN

Concepts

Networking

Authors (2):

Eric F Crist

Jan Just Keijser

View More author details

Table of Contents (12) Chapters

Preface

1. Introduction to OpenVPN FREE CHAPTER

2. Point-to-point Mode

3. PKIs and Certificates

4. Client/Server Mode with tun Devices

5. Advanced Deployment Scenarios in tun Mode

6. Client/Server Mode with tap Devices

7. Scripting and Plugins

8. Using OpenVPN on Mobile Devices and Home Routers

9. Troubleshooting and Tuning

10. Future Directions

Index

Chapter 4. Client/Server Mode with tun Devices

The most commonly used deployment model for OpenVPN is a single server with multiple remote clients capable of routing IP traffic. We refer to this deployment model as the client/server mode with tun devices.

In this chapter, we start off with a basic client/server setup. We will add more features as we go along, and some advanced examples on how to set up OpenVPN in client/server tun mode are given at the end of this chapter. In the next chapter, we will explain how to integrate a client/server tun-based setup in an existing network setup, including topics such as Windows file sharing and policy based routing.

The following topics will be covered in this chapter:

Setting up the Public Key Infrastructure
Initial setup of the client/server mode
Adding extra security with production-level configuration files
Routing and server-side routing
Client-specific configuration using CCD files
Client-side routing
Redirecting the default gateway
The OpenVPN...

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Authors (2)

Jan Just Keijser

Jan Just Keijser

Jan Just Keijser is an open source professional from Utrecht, the Netherlands. He has a wide range of experience in IT, ranging from providing user support, system administration, and systems programming to network programming. He has worked for various IT companies since 1989. He was an active USENET contributor in the early 1990s and has been working mainly on Unix/Linux platforms since 1995. Currently, he is employed as a senior scientific programmer in Amsterdam, the Netherlands, at Nikhef, the institute for subatomic physics from the Dutch Foundation for Fundamental Research on Matter (FOM). He works on multi-core and many-core computing systems and grid computing as well as smartcard applications. His open source interests include all types of virtual private networking, including IPSec, PPTP, and, of course, OpenVPN. In 2004, he discovered OpenVPN and has been using it ever since. His first book was OpenVPN 2 Cookbook by Packt Publishing in 2011, followed by Mastering OpenVPN, also by Packt Publishing, in 2015.

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Eric F Crist

Eric F Crist

Eric F Crist hails from Cottage Grove, Minnesota, and he works as a product and systems engineer for Abbott. He has a relatively wide range of professional and life experience starting from physical security and access control as a low-voltage technician into software development, system administration, and software development. Eric has been a core member of the OpenVPN community since 2008 and helps manage the open source online resources. He also wrote ssl-admin, and he is a lead for Easy-RSA, both of which help manage Certificate Authorities and chains. Eric collaborated with Jan Just Keisjer for the book, Mastering OpenVPN, in 2015, also for Packt.

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