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This course will help you to understand the structure of IPv4 addresses and the relevance of subnet masks. After watching this course, you will be able to extract from any IPv4 address and its associated subnet mask important data such as its network address, broadcast address, and quantity of available hosts for that network. You'll learn two different methods of IPv4 subnetting (same-length subnetting and VLSM) and specific use-cases for each method. Lastly, you'll learn about Classful IPv4 addressing as well as IPv4 reserved addresses.
