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CWNP Certified Wireless Network Administrator CWNA-109 · Domain 1: Radio frequency (RF) technologies

Point-to-point links: visual vs RF line of sight, the Fresnel zone and earth bulge

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Last reviewed September 25, 2026 · Leer en español

Point-to-point (PtP) links, also called bridges, connect two networks, such as two buildings on a campus. They use directional antennas aimed at each other. Planning one requires more than seeing the other building; you must confirm the RF path is clear.

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