The Q & A questions are designed to help you assess your readiness for the topics covered on the CCIE Security written exam and those topics presented in this chapter. This format is intended to help you assess your retention of the material. A strong understanding of the answers to these questions can help you on the CCIE Security written exam. You can also look over the questions at the beginning of the chapter again for additional review. As an additional study aid, use the CD-ROM provided with this book to take simulated exams, which draw from a database of over 300 multiple-choice questions—all different from those presented in the book.

Select the best answer. Answers to these questions can be found in Appendix A, "Answers to Quiz Questions."

1 Define four reasons networks should be secured.

2 What is the function of the CERT/CC organization, and what are its primary objectives?

3 What are the primary steps completed by incident response teams?

4 Name common methods used by intruders to disrupt a secure network.

5 In security, what is session hijacking?

6 In security terms, what is a man in the middle attack?

7 What is a Signature Engine?

8 What is social engineering?

9 Describe a ping of death attack.

10 What is a Land.C attack?

11 What does the following IOS code accomplish on a Cisco IOS router?

no service udp-small-servers no service tcp-small-servers

12 What is the secret password for the following IOS configuration?

enable secret %[email protected]$%&[email protected]*$~*@$~* enable pass cisco

13 What is the purpose of the command service sequence-numbers?

Scenario 8-1: Defining IOS Commands to View DoS Attacks in Real Time 387

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