WANs, MANs, and the Internet - Discussion

Internet Architecture (Graded)

The Internet is easily the mostly widely used and accessible network in the world. But how is it constructed? Many say the Internet is simply many separate networks connected together. What are some key pieces of the basic architecture of the Internet? What redundancies are built into the Internet. Do some research on the current architecture of the Internet and on any planned changes.

WANs, MANs, and the Internet - Discussion

Comparing WAN Architectures (Graded)

When making the all-important decision of what type of WAN or MAN architecture to use, there are three choices: circuit-switched, VPN, and packet switched architectures. Compare and contrast each architecture. How are they unique? What do they share? What factors drive your decision?