analysis in 10-K reportFebruary 24, 2021Gulf Regional Legal Environment of BusinessFebruary 24, 2021

What are some of the possible services that a link-layer protocol can offer to the network layer? Which of these link-layer services have corresponding services in IP? In TCP?
Describe polling and token-passing protocols using the analogy of cocktail party interactions.
What is ARP and what does it do?
Why is an ARP query sent within a broadcast frame? Why is an ARP response sent within a frame with a specific destination MAC address?
Compare CSMA/CD to CSMA/CA for wireless networks.
Name at least 3 differences between a physical address and an IP address?

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