Introducing the Internet

• what is the internet?

• The ingredients of the Internet.

Connecting Networks

• Computer Networks

• Physical Network Connections

• Bit rate, Bandwidth, and Latency

Addressing the Internet

• IP addresses

• IP address hierarchy

Routing with Redundancy

• IP Packets

• Internet routing protocol

• Redundancy and fault tolerance

Transporting packets

• The problems with packets

• User Datagram Protocol (UDP)

• Transmission Control Protocol (TCP)

Web protocols

• The World Wide Web

• Domain Name System (DNS)

• Hypertext Transfer Protocol (HTTP)

Scalable systems

The Internet protocol suite

Developing open protocols

The digital divide

• The global digital divide

• The geographic digital divide

• The socioeconomic digital divide

• The digital use divide