HOMEWORK # 8: Only few of the questions will be selected and graded but you need to answer every question. If you do not answer all the questions, you will not get the full points.

Each answer should be marked clearly as Q1 Answer, Q2 Answer, ... and include the questions also.

Do not copy & paste from Internet. Write them in your own words.

DUE: December 6, 2006 **Submit the answers on WebCT--Not through e-mails!**

Q1: Discuss the current status of Ethernets. The generations, speed, medium, usage, etc.

Q2: Investigate and write a report about MAC address spoofing(e.g. Ettercap).

Q3: Investigate how IP multicast packets are delivered using link layer MAC address.

Q4: Investigate and come up with an example design of a local area network that utilizes VLANs. Show diagram of hosts, switches, routers, VLANs.

Q5: Ethereal Lab on Page 509.