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H12-721 PDF DEMO:
QUESTION NO: 1
In the attack shown below, a victim host packet captures the traffic. According to the information shown, what kind of attack is this?
A. SYN Flood
B. SYN-ACK Flood
C. ACK-Flood
D. Connection Flood
Answer: C
QUESTION NO: 2
SSL works at the application layer and is encrypted for specific applications, while IPsec operates at which layer and provides transparent encryption protection for this level and above?
A. The data link layer
B. Network Layer
C. Transport Layer
D. Presentation Layer
Answer: B
QUESTION NO: 3
In IPsec VPN with NAT traversal, you must use IKE aggressive mode.
A. TRUE
B. FALSE
Answer: B
QUESTION NO: 4
The IP-MAC address binding configuration is as follows:
[USG] firewall mac-binding 202.169.168.1 00e0-fc00-0100
When the data packets travel through the Huawei firewall device, and other strategies such as packet filtering, attack prevention are not considered, the following data ttravels hrough the firewall device? (Choose two answers)
A. Packet source IP: 202.169.168.1 Packet source MAC: FFFF-FFFF-FFFF
B. Packet source IP: 202.169.168.2 Packet source MAC: 00e0-fc00-0100
C. Packet source IP: 202.1.1.1 Packet source MAC: 00e0-fc11-1111
D. Packet source IP: 202.169.168.1 Packet source MAC: 00e0-fc00-0100
Answer: C,D
QUESTION NO: 5
A network is shown below.
A dial customer cannot establish a connection via a VPN client PC and USG (LNS) l2tp vpn. What are valid reasons for this failure? (Choose three answers)
A. LNS tunnel tunnel name change is inconsistent with the client name.
B. L2TP tunnel authentication failed.
C. PPP authentication fails, PPP authentication mode set on the client PC and LNS inconsistent.
D. Client PC can not obtain an IP address assigned to it from the LNS.
Answer: B,C,D
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Updated: May 28, 2022