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H12-711-ENU PDF DEMO:
QUESTION NO: 1
Which of the following attacks can DHCP Snooping prevent? (Multiple Choice)
A. Counterfeit DHCP lease renewal packet attack using option82 field
B. IP spoofing attack
C. Intermediaries and IP/MAC spoofing attacks
D. DHCP Server counterfeiter attack
Answer: A,B,C,D
QUESTION NO: 2
Which of the following are correct about configuring the firewall security zone? (Multiple
Choice)
A. Firewall can have 12 security zones at most.
B. The firewall has four security zones by default, and the four security zone priorities do not support modification.
C. The firewall can create two security zones of the same priority
D. When data flows between different security zones, the device security check is triggered and the corresponding security policy is implemented.
Answer: B,D
QUESTION NO: 3
Which of the following are the standard port numbers for the FTP protocol? (Multiple choice)
A. 80
B. 23
C. 21
D. 20
Answer: C,D
QUESTION NO: 4
Some applications, such as Oracle database application, there is no data transfer for a long time, so that firewall session connection is interrupted, thus resulting in service interruption, which of the following technology can solve this problem?
A. Turn fragment cache
B. Optimization of packet filtering rules
C. Configure a long business connection
D. Configure default session aging time
Answer: C
QUESTION NO: 5
Which of the following options belong to the encapsulation mode supported by IPSec VPN?
(Multiple Choice)
A. AH mode
B. ESP mode
C. Transmission mode
D. Tunnel mode
Answer: C,D
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Updated: May 28, 2022