March 2008
Beginner to intermediate
494 pages
13h 4m
English
Content preview from Windows Server 2008: The Definitive GuideBecome 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,
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Chapter 11. DHCP and Network Access Protection
In this chapter, I'll take a look at two major communications and networking services that are commonly used in Windows Server 2008 installations: the Dynamic Host Configuration Protocol, which helps administrators with IP address management, and the Network Access Protection feature to protect your network from untrusted clients.
This chapter has a practical focus. Entire books can (and have) been written on each of these topics, so I cannot possibly cover all of them in depth. Because of the vast amount of resources already available, I've chosen to focus on providing instructions for configuring these protocols and services to work under Windows Server 2008 rather than overwhelm you with page after page of theory. I discuss the mechanics a bit, but I place more emphasis on hands-on activities.
Dynamic Host Configuration Protocol
The Dynamic Host Configuration Protocol (DHCP) assists administrators by automatically configuring computers with IP addresses, saving the hassle of assigning and tracking static IP addresses among multiple machines. When DHCP is coupled with dynamic DNS, a technique you learned about in Chapter 4, a lot of administrative headaches formerly encountered by network administrators are reduced and, in some cases, even eliminated.
How It Works
The process is started by the client, which makes a request for an IP address to a DHCP server. If a client is new to the network, or currently has an invalid IP address, the ...
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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.