What is an Access Point? 

An Access Point is a device that creates a wireless local area network, or WLAN, usually in a large building, office or outdoor area. An Access Point connects to a wired router, switch, or hub via an Ethernet cable, and projects a Wi-Fi signal to a designated area

What is a Bridge ( P2P Link )?

a point-to-point wireless bridge lets users wirelessly connect two or more locations together. This bridge enables users to share an Internet connection between two or more locations

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