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Squid Proxy Server 3.1: Beginner's Guide

You're reading from   Squid Proxy Server 3.1: Beginner's Guide Reduce bandwidth use and deliver your most frequently requested web pages more quickly with Squid Proxy Server. This guide will introduce you to the fundamentals of the caching system and help you get the most from Squid.

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Product type Paperback
Published in Feb 2011
Publisher Packt
ISBN-13 9781849513906
Length 332 pages
Edition 1st Edition
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Table of Contents (20) Chapters Close

Squid Proxy Server 3.1 Beginner's Guide
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
1. Getting Started with Squid 2. Configuring Squid FREE CHAPTER 3. Running Squid 4. Getting Started with Squid's Powerful ACLs and Access Rules 5. Understanding Log Files and Log Formats 6. Managing Squid and Monitoring Traffic 7. Protecting your Squid Proxy Server with Authentication 8. Building a Hierarchy of Squid Caches 9. Squid in Reverse Proxy Mode 10. Squid in Intercept Mode 11. Writing URL Redirectors and Rewriters 12. Troubleshooting Squid Pop Quiz Answers Index

Controlling communication with peers


Unil now we have learned about various options that can be used to configure cache peers or neighbors as parents or siblings. Now, we'll learn about controlling access to different peers and sending a variety of requests to different peers, depending on various rules. Access control over peer communication is achieved via various directives in the Squid configuration file. We have learned about these directives briefly, but we'll explore them in detail now.

Domain-based forwarding

Squid provides a directive cache_peer_domain, using which we can restrict the domains for which a particular peer or neighbor will be referred. The general format for the cache_peer_domain directive is:

cache_peer_domain NAME [!]domain [[!]domain] ...

In the preceding format, NAME is the name of the neighbor cache, which will be either the values of the name option, the hostname, or the IP address specified while declaring it as a peer using the cache_peer directive.

We can specify...

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