16.8. Written Lab

In this section, write the answers to the following WAN-related questions:

  1. What is the greatest advantage of PSTN (POTS)?

  2. Which technology uses the term HFC?

  3. You have one serial port on your router but need to connect many remote sites. What WAN protocol could you consider as an option?

  4. What is the maximum speed for T1?

  5. What does the acronym DSL stand for?

  6. Which WAN technologies are considered packet-switching networks?

  7. Which WAN technologies are considered circuit-switching networks?

  8. Which WAN technology is considered a cell-switching network?

  9. What are the different flavors of xDSL?

  10. Which WAN protocol can carry traffic from both circuit-switching and packet-switching clients?

(The answers to the Written Lab can be found following the ...

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