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Huawei HCIE-Security (Huawei Certified Internetwork Expert-Security) Sample Questions:

1. Regarding the firewall IP-Link feature, the following description is incorrect:

A) The firewall continuously sends ICMP packets to the specified destination address, and if no ICMP echo reply is received for 3 seconds (default), the link is considered to be faulty.
B) The firewall continuously sends ARP request packets to the target network segment, and when it receives ARP response packets, it considers the link to be normal.
C) The ICMP detection method can be used to detect the reliability of the chromium road across the network segment.
D) ARP detection mode only supports detection of direct links.

2. When the firewall runs GRE, which three parameters must be configured on the tunnel interface?

A) key
B) The protocol number of the tunnel is GRE
C) source IP address of the tunnel
D) Checksum enable for GRE
E) Destination IP address of the tunnel

3. Which of the following statements about hot standby is correct?

A) hrp auto-sync config , which will manually back up the commands configured on the primary USG to the secondary USG.
B) The preemption operation is always started only after the failure recovery or the restart of the primary USG is completed.
C) If the preemption time is set too long, the switch operation will not be performed immediately when the USG fails.
D) The vrrp vrids of the interfaces corresponding to the heartbeat lines on the two USGs may be different.

4. When the link state detection function of the USG firewall is enabled, when the interval between sending the first fragmented packet and the second fragmented packet of a TCP session is greater than the aging time of the session table, the session table will be deleted, and the subsequent packets will be deleted. The text will recreate the session table.

A) TRUE
B) FALSE

5. IPsec tunnel communication is used between the headquarters and branch offices, in order to ensure the security of data transmission on the Internet. The administrator uses the dual-system hot backup function to improve the reliability of the communication between the headquarters and the branch offices, so as to avoid the failure of one USG in the headquarters and the failure of the branch offices to access the headquarters.
According to the following network diagram, which of the following statements is correct?

A) USG A , USG_B and USG_C only need to configure the route of the Internet, and there is no need to configure the route between the branch intranet and the headquarters intranet in USG_A , USG_B and USG_C.
B) USG A , USG_B must enable NAT traversal.
C) Only ESP and Tunnel mode encapsulation can be used.
D) Only IPsec dual-system hot backup in active/standby backup mode can be used.

Solutions:

Question # 1 Answer: B

Question # 2 Answer: B,C,E

Question # 3 Answer: B

Question # 4 Answer: B

Question # 5 Answer: C,D