Classful Network

IPv4 Classful Network Exclusive Explanation

A classful network is a network addressing architecture used in networks since 1981. RFC 790 and 791, released in 1981, describe how IPv4 network addresses were primarily allocated based on a classification system. The authors of IPv4 addresses set up three classes of network addresses: class A, B, and C for different network sizes. Classful… Read more

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A switch with various network cables tangled on a wooden surface for Subnetting, branded with the NetworkUstad logo

Subnetting Unveiled: Master the Art of Network Segmentation 2025

Subnetting allows a network administrator to create a smaller network known as sub-networks or subnets inside a large network by borrowing bits from the Host ID portion of the address. It implements and manages a practical IP addressing plan by partitioning a single physical network into more than one smaller logical sub-network (subnets), enhancing control… Read more

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