Exploring DNS Security Issues
The Domain Name System (DNS) service is an integral part of a Microsoft domain. The primary purpose of DNS is to resolve host names to IP addresses and to identify servers running specific services.
DNS is covered in more depth in Microsoft Windows Networking Essentials (Wiley, 2011), which covers exam 98-366.
Three important DNS records you should be familiar with for the 98-367 exam are listed next:
A (Host) Records An A record includes information used to resolve a host name to an IP address. A DNS client queries the DNS server with a host name. The DNS server looks for the A record and returns the corresponding IP address. In this context, a host is a device with an IP address. A host is commonly a computer, ...
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