lii
Assessment Test
Answers to Assessment Test Questions
1.
C, D. Both ZIP (Zone Information Protocol) storms and incorrect
local configuration can cause this symptom. See Chapter 10 for more
information.
2.
C. Quick problem resolution is not guaranteed by using a model, and
documentation should always be performed. For further explanation
of the reasons for using a troubleshooting method, see Chapter 1.
3.
A, B, C, and D. All of these devices are used to test physical media.
For additional information on physical media test equipment, see
Chapter 3.
4.
C. These protocols use the D channel for information signaling. See
Chapter 8 for more information.
5.
B, C, D. Users are not allowed to escalate a case priority via the Web;
TAC must be contacted via phone or e-mail. See Chapter 12 for more
information.
6.
B, D. IP is a connectionless protocol and is a Layer 3 protocol. For fur-
ther information about IP, see Chapter 2.
7.
B. Cisco LMI is on by default. See Chapter 7 for more information.
8.
A, C. Using both of these tools in conjunction greatly aids problem
isolation. See Chapter 6 for more information.
9.
A, C. The interface is not in loopback and the bandwidth metric is
only 10Mbps. See Chapter 5 for more information.
10.
A, B. Option C is incorrect because a baseline contains information
taken from a normally functioning network. For further explanation
of gathering facts for troubleshooting, see Chapter 1.
11.
D. CHAP and PPP are not specific to ISDN and q.921 is used for Layer
2 setup. See Chapter 8 for more information.
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