Question: Why wireless links provide lower reliability compared to wired links? You turn on your phone and after few seconds you can see a list of

Why wireless links provide lower reliability compared to wired links? You

Why wireless links provide lower reliability compared to wired links? You turn on your phone and after few seconds you can see a list of available 802.11 networks. From the 802.11 protocol point of view, how does this happens? Ethernet and 802.11 are both data-link layer protocols designed for wired and wireless networks, respectively. Why a 802.11 receiver expects ACK reception while Ethernet does not have such requirement. Where CSMA/CD and CSMA/CA are used? and what are the differences? What are the main differences between 2G, 3G, and LTE cellular networks? explain your answer in terms of architecture and the communication speed provided

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