7. (15 pt.) As network access layer in the Internet architecture actually corresponds to data link layer together with p
Posted: Tue Jul 05, 2022 10:34 am
7. (15 pt.) As network access layer in the Internet architectureactually corresponds to data link layertogether with physical layer in OSI reference model, we mayalternatively use five-layerarchitecture to describe the organization of network system. Showthe functionalities of these fivelayers, and what layers should be involved at end hosts, layer 2switches, and routes?