August 2003
Intermediate to advanced
816 pages
28h 15m
English
book
Managing Linux® Systems with Webmin™ System Administration and Module Development
by Jamie Cameron
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44.1. Introduction to Proxying and Squid
An HTTP proxy server is basically a program that accepts requests from clients for URLs, fetches them, and returns the results to the client. Proxies are used on networks where clients do not have direct access to the Internet but still need to be able to view web pages, and for caching commonly requested pages so that if more than one client wants to view the same page it only has to be downloaded once.
Many companies and organizations have their firewalls set up to block all incoming and outgoing traffic by systems on internal LANs. This may be done for security reasons or to limit what employees can access on the Internet. Because being able to view web pages is extremely useful, a proxy is often set ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.