February 2011
Intermediate to advanced
692 pages
19h 34m
English
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Chapter 3. DNS Operations
This chapter describes the operation of a DNS system. Namely, you'll learn about the following topics:
DNS queries: How does your browser find
www.example.com? How does your mail software know where to send your outgoing e-mail? Such operations use DNS queries.Reverse mapping: How does your mail software determine your identity? How do you find out who is hacking your system? These types of operations use a technique known as reverse mapping.
Zone maintenance: How does the address of your new FTP service get propagated across the Internet? How are your customers notified of any change to your e-mail provider? These operations use zone maintenance.
DNS security: How do you prevent your web site from being hijacked? How do ...
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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.