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Intro This article explains the differences between patch cables and crossover cables, how T-568A and T-568B wiring standards determine their structure, and why most modern networks use patch cables due to Auto-MDI/MDIX support in switches, routers, and servers. It ...

Patch cables and crossover cables are both twisted-pair Ethernet leads with RJ-45 (8P8C) connectors—but they’re wired differently and therefore used in different situations. This guide gives you clean wiring tables, quick “when to use” rules, modern notes on Auto-MDI/MDI-X, and deployment checklists so you can stop ...