Which of the following LMI types does Cisco support? (Choose three.)
a. DEC
b. ANSI
c. Cisco
d. Q.931
e. Q.933A
f. Q.921
14. Which address must be mapped on a Frame Relay VC to the local DLCI?
a. Port address
b. Source port address
c. Network layer address
d. Data link layer address
15. Which VC status on a Cisco router indicates that the local connection to the Frame
Relay switch is working but the remote router connection to the Frame Relay switch is
not working?
a. LMI state
b. Active state
c. Deleted state
d. Inactive state
16. Which of the following are types of VPNs? (Choose two.)
a. Remote-access
b. Remote-to-site
c. Remote-to-remote
d. Site-to-site
17. Which option is not a bene?¬?t of implementing VPNs?
a. Is cheaper than Layer 2 WANs
b. Provides scalability
c. Does not require a telco
d. Provides security
Review Questions 359
18. Which is not a component of the IPsec framework?
a. ESP
b. MD5
c. AES
d. RSMAC
19. Which component of security ensures that the data has not been tampered with?
a. Authentication
b. Integrity
c. Con?¬?dentiality
d. Antiplayback
20. Which of the following algorithms are used to check for data integrity? (Choose two.
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