The purpose of the "Do I Know This Already?" quiz is to help you decide if you really need to read the entire chapter. If you already intend to read the entire chapter, you do not necessarily need to answer these questions now.
The ten-question quiz, derived from the major sections in the "Foundation Topics" portion of the chapter, helps you determine how to spend your limited study time.
Which type of encryption is stronger?
Group 2 Diffie-Hellman
AES-128
3DES
AES-192
DES
Which service uses UDP port 500?
IPSec
OAKLEY
IKE
None of the above
Which service uses TCP port 50?
IKE
AH
OAKLEY
ESP
None of the above
What is the size of the output for a MD5 hash?
There is no fixed size.
256 bits
255 bits
128 bits
None of the above
What is the most scalable VPN solution?
Manual-ipsec with CAs
IKE using OAKLEY
IKE using CAs
CAs using preshared keys
None of the above
What is the function of the access list with regard to VPNs?
It tells the PIX what traffic should be allowed.
It tells the PIX what traffic should be encrypted.
It tells the PIX what traffic should be denied.
None of the above
What is the configuration value for the unlimited ISAKMP phase 1 lifetime?
Unlim
99999
86400
19200
0
The X509v3 standard applies to which standard or protocol?
Authentication Header format
ESP header format
Digital certificates
Diffie-Hellman negotiation
AES encryption
What are three types of VPNs?
Hardware, software, and concentrator
Manual, dynamic, and very secure
Dialup, cable, and LAN
Access, intranet, and extranet
Internet, extranet, and dialup
What command will allow you to watch the IKE negotiations?
debug isakmp sa
debug crypto isakmp
view isakmp neg
view crypto isakmp
debug isakmp crypto
The answers to the "Do I Know This Already?" quiz are found in Appendix A, "Answers to the ''''Do I Know This Already?'''' Quizzes and Q&A Sections." The suggested choices for your next step are as follows:
Foundation Topics," "Foundation Summary," and "Q&A" sections.
Foundation Summary" section and then go to the "Q&A" section. Otherwise, move to the next chapter.