What you'll learn
You will know what DNS is, and how it works.
Learn how primary and secondary DNS servers works together
Learn how DNS resolves queries
Requirements
Basic Knowledge of Windows/Linux
Description
The Domain Name System (DNS) is the backbone of the Internet; making sure it is configured properly is a key skill for network administrators.

In this course, you will learn how DNS works, including different its different functions as resolvers, resolution and recursion, and caching. Further, you will learn about name servers, such as authoritative, primary, secondary, and forwarders. It's easy to get confused between different kinds of DNS records, so we will take a deep dive in learning a different kind of DNS records.

and in the last, we will see different DNS tools in action like nslookup and dig, as well as advanced topics such as NOTIFY and sender policy framework.

I am sure that once you are through this based training course, you will have gained a solid understanding of Domain Name Servers and resource records.

Who this course is for:
System Administrators
IT professionals who are looking to Understand the Core concepts of DNS
Network Administrators

https://www.udemy.com/course/learn-in-and-out-of-dns/

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