DCAN 202 Data Communication and Networking

1. Explain the purpose of the ISO-OSI model and TCP/IP and the
significance to real-world networks such as LANS and the Internet
2. Explain in detail the architecture of LANS, the IEEE 802 standards for
station addresses and frame format, and the operation of LAN switches, and
outline shortcomings in LANS such as security and broadcasts
3. Describe in detail the architecture of the Internet, the operation of
routing tables, routers and the operation of dynamic routing protocols and
explain the purpose of layer 3 protocols and IP in particular, and the main fields
in the IP packet header
5. Describe in detail the features and protocol formats for presentation and
Application layers and outline the basic architecture of the World Wide Web
and Internet email systems