September 2003
Intermediate to advanced
624 pages
15h 49m
English
Content preview from Active Directory CookbookBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
Chapter 13. Domain Name System (DNS)
Introduction
Active Directory is tightly coupled with the Domain Name System (DNS). Both clients and domain controllers use DNS to locate domain controllers in a particular site or that serve a particular function. Each domain controller requires numerous resource records to be present in DNS so it can advertise its services as a domain controller, global catalog server, PDC Emulator, etc. For a detailed description of each of these records plus much more on DNS, see Chapter 6 in Active Directory, Second Edition (O’Reilly).
One of the innovative uses of Active Directory is as a store of DNS data. Instead of using the antiquated primary and secondary zone transfer method or even the more recent NOTIFY method (RFC 1996) to replicate zone data between servers, AD-integrated zones store the zone data in Active Directory and use the same replication process used to replicate other data between domain controllers. The one catch with AD-integrated zones is that the DNS server must also be a domain controller. Overloading DNS server responsibilities on your domain controllers may not be something you want to do if you plan on supporting a large volume of DNS requests.
The Anatomy of a DNS Object
The only time DNS data is stored in Active Directory is if you have a zone that is AD-integrated. When using standard primary and secondary zones that are not AD-integrated, the DNS data is stored locally in the file system of each DNS server in zone files. If you ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.