Classless Inter-Domain Routing (CIDR) - Definition or Meaning

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Classless Inter-Domain Routing (CIDR)

Author:

Marc Ferguson

Published:

15/05/2024

Updated:

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Definition of “Classless Inter-Domain Routing (CIDR)” :

Classless Inter-Domain Routing (CIDR) is a method used for allocating IP addresses and IP routing. It eliminates the concept of classes of IP addresses, allowing for more efficient allocation and routing of IPs. CIDR is known for its use of a single prefix to denote an IP address range.

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