Computer networks

Question One

Explain the structure of an ethernet frame and how encapsulation occurs.

Question Two

A host PP on an ethernet LAN network would like to connect to host RR on the same network. Demonstrate the steps PP would take during medium access including the possibility of collision.

Question Three

Transmissions in wireless networks do not allow for collision detection but try to avoid collision. Briefly describe this process and explain why it is termed as unreliable.

Question Four

A switch is referred to as more intelligent than a hub. Briefly define this statement and explain the concepts broadcast domain and collision domain in relation these two devices.