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ITPUB
Jan 4, 2021 · Fundamentals

Understanding the Network Layer: Routing, Forwarding, and IP Protocols

This article provides a comprehensive overview of the OSI network layer, explaining its role in host‑to‑host communication, the mechanisms of packet forwarding and routing selection, router architecture, queueing strategies, and the details of IPv4 and IPv6 protocols, including migration techniques.

IP protocolIPv4IPv6
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Understanding the Network Layer: Routing, Forwarding, and IP Protocols