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Understanding CIDR Notation

This course is an introduction to Classless Internet Domain Routing (CIDR) notation.

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What you'll learn

This course is an introduction to Classless Internet Domain Routing (CIDR) notation. We review how an IP address maps to a series of 32-bit octets, how to declare a range of IP addresses as your CIDR block, and how to divide that range to provide IP address access to your subnets.

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