Questions from Business Communication

Q: Many experts predicted that small, local ISPs would disappear as regional

Many experts predicted that small, local ISPs would disappear as regional and national ISPs began offering local access. This hasn’t happened. Why?

Q: What is an IXP?

What is an IXP?

Q: What is a POP?

What is a POP?

Q: Explain one reason why you might experience long response times in getting

Explain one reason why you might experience long response times in getting a Web page from a server in your own city.

Q: What type of circuits are commonly used to build the Internet today

What type of circuits are commonly used to build the Internet today? What type of circuits are commonly used to build Internet 2?

Q: Compare and contrast cable modem and DSL.

Compare and contrast cable modem and DSL.

Q: Explain how DSL works.

Explain how DSL works.

Q: Which of the common application architectures for email (two-tier

Which of the common application architectures for email (two-tier client–server, Web-based) is “best”? Explain.

Q: How does a DSL modem differ from a DSLAM?

How does a DSL modem differ from a DSLAM?

Q: What factors have brought increased emphasis on network security?

What factors have brought increased emphasis on network security?