# Networking Ports & Interfaces Explained Networking Ports & Interfaces Explained 🔹 WAN Interface – Connects a router to the internet or external networks. 🔹 LAN Interface – Connects local devices like PCs and printers within a network. 🔹 Serial Port – Used for long-distance data transmission between networking devices. 🔹 FastEthernet – Supports speeds up to 100 Mbps, commonly used in older networks. 🔹 Console Port – Provides direct CLI access for router/switch configuration. 🔹 AUX Port – Alternative remote management port, often used with modems. 🔹 Power Switch – Turns network devices on or off. 🔹 Power Card – Converts power for routers and switches.

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