how do routers forward packets

Mastering Router Path Selection: Best Path Determination (Updated 2025)

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Understanding how routers select the best path for packet forwarding is a cornerstone of networking and a key topic for CCNA and CCNP certification exams. Routers use their routing tables to determine the optimal path based on metrics like administrative distance and protocol-specific values. This article dives into the mechanics of path selection, including directly… Read more

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How a Router Makes a Packet Forwarding Decision: A Step-by-Step Guide with Advanced Insights 2025

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Routers are the traffic directors of the internet, guiding data packets to their destinations with precision. But how exactly do they decide where to send each packet? This guide’ll break down the router packet forwarding process, explore advanced concepts like Longest Prefix Match and Administrative Distance, and reveal how modern innovations like SDN (Software-Defined Networking) reshape routing. By the

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