406 Chapter A: Answers to the "Do I Know This Already?" Quizzes and Q&A Sections
c. Line activation
d. Manual
The answer is a, b, c, and d.
Answers to Chapter 5 "Do I Know This Already?" Quiz
1
Where is PPP typically implemented?
PPP is typically implemented on ISDN lines; however, it is also used in point-to-point
dedicated circuits.
2
What is the function of the LCP?
The PPP LCP provides a method of establishing, configuring, maintaining, and
terminating a point-to-point connection.
3
What is the difference between interactive and dedicated asynchronous implementations?
Interactive asynchronous (async) implementations enable the dial-up user to see and
access the router prompt. Dedicated asynchronous implementations force the connection
directly into a PPP session.
4
List the four PPP LCP negotiable options.
The four options are Authentication, Callback, Compression and Multilink.
5
List the two supported authentication types with PPP.
The two types are PAP and CHAP.
6
In PPP Callback implementations, which router is in charge of the authentication
challenge as well as the disconnect of the initial call?
The server router issues the authentication challenge and disconnects the call so that the
callback can be placed.
7
What command shows the status of individual B channels at any given time?
show dialer
8
What command enables the real-time viewing of CHAP communications?
debug ppp authentication
9
What command enables the real-time viewing of dial events?
debug dialer