Question: COMPUTER NETWORKS, PLEASE ANSWER THIS QUESTION IF YOU ARE EXPERT ON THIS TOPIC. About 802.3 Ethernet, hubs and switches (i) Early 10Mbps 802.3 Ethernet is

COMPUTER NETWORKS, PLEASE ANSWER THIS QUESTION IF YOU ARE EXPERT ON THIS TOPIC.

About 802.3 Ethernet, hubs and switches

(i) Early 10Mbps 802.3 Ethernet is 1-Persistant CSMA/CD (CSMA:Carrier Sense Multiple Access, CD: Collision Detection). Briefly explain how 1-Persistant CSMA/CD functions.

If channel is busy listen until channel is free then immediately transmit

If two or more than two stations are waiting for channel to be free , collision occurs when channel is free

If collision occurs wait for random time and try again.

(ii) Briefly explain how an 802.3 Ethernet hub that supports spanning trees operate?

(iii) Briefly explain how the receiver MAC layer acknowledges a MAC frame sent by the sender MAC layer.

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