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1. Introduction

This is the Linux Cipe+Masquerading mini-HOWTO. It shows how to setup a Virtual Private Network between your LAN and other LAN's using Cipe on linux masquerading firewall machines. It also shows an example masquerading firewall configuration.

1.1 Copyright statement

C)opyright 1998, 1999 Anthony Ciaravalo,

Unless otherwise stated, Linux HOWTO documents are copyrighted by their respective authors. Linux HOWTO documents may be reproduced and distributed in whole or in part, in any medium physical or electronic, as long as this copyright notice is retained on all copies. Commercial redistribution is allowed and encouraged; however, the author would like to be notified of any such distributions.

All translations, derivative works, or aggregate works incorporating any Linux HOWTO documents must be covered under this copyright notice. That is, you may not produce a derivative work from a HOWTO and impose additional restrictions on its distribution. Exceptions to these rules may be granted under certain conditions; please contact the Linux HOWTO coordinator at the address given below.

If you have questions, please contact Tim Bynum, the Linux HOWTO coordinator, at or

1.2 Disclaimer

Use of the information and examples in this document is at your own risk. There are many security issues involved when connecting networks across the internet. Even though information is encrypted, an improperly configured firewall may result in a security breach. Precautions can be taken to protect your cipe connections, but it does not guarantee 100% security. The author does not guarantee the information provided in this document will provide a secure networking environment. Even though I have tried to be as accurate as possible creating this document, I am not responsible for any problems or damages incurred due to actions taken based on the information in this document.

1.3 Feedback

Send questions, comments, suggestions, or corrections to

1.4 Getting the files

This howto was written based on Cipe versions 1.0.1 and 1.2.0. See reference section for link to Cipe home page.

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