Architects' Tech Alliance
Jun 2, 2022 · Fundamentals
Understanding Layer 2 and Layer 3 Switches: Features, VLANs, and Configuration
This article explains the operating principles, key differences, and practical applications of Layer 2 and Layer 3 switches, covering MAC‑based forwarding, IP routing, ARP learning, broadcast domains, VLAN segmentation, and step‑by‑step configuration commands for enterprise networks.
ARPLayer2 SwitchLayer3 Switch
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