Understanding LLC and MAC Sublayers in the Data Link Layer (2025)
In 2025, the Data Link Layer is critical for reliable network communication, enabling devices to transfer data efficiently across wired and wireless networks. Its two sublayers—Logical Link Control (LLC) and Media Access Control (MAC)—play distinct roles in framing, addressing, and error control. This guide explores their functions, differences, and relevance in modern networking, from Ethernet… Read more
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