Huawei H12-721 Online Practice Questions and Exam Preparation

Huawei H12-721 Online Questions & Answers

• Question 131:

  The VGMP HELLO packets default time is 1 second, that is, when the end of the three HELLO Slave cycle range, if packets do not received HELLO packets sent to the client, it will consider the peer as dead, and it will switch them to Master-like State.

  A. TRUE
  B. FALSE
  A. TRUE

• Question 132:

  In site to Site IPsec VPN negotiation process, what should be the order of checks? 1 network connectivity problems

  2.

  Establish conditions and configuration View IKE Phase 1 Safety Alliance

  3.

  Establish conditions and related configuration view IKE phase 2 security alliance 4 Check whether the ends of the Security ACL mirror each other

  A. 1 -> 4 -> 2 -> 3
  B. 4 -> 2 -> 3 -> 1
  C. 2 -> 3 -> 1 -> 4
  D. 4 -> 1 -> 2 -> 3
  A. 1 -> 4 -> 2 -> 3

• Question 133:

  Administrators can create a vfw1 and vfw2 with multiple instances to provide security services for firms A and B on the root firewall. It can be configured between vfw1 regional security and safety vfw2 forwarding policy.

  A. TRUE
  B. FALSE
  B. FALSE

• Question 134:

  Enabling DHCP Snooping feature avoids Bogus DHCP Server attacks. Which of the following statements is correct?

  A. Connect the user interface to configure the firewall to be trusted.
  B. DHCP Server firewall connection to untrusted interface configuration mode.
  C. Untrusted mode interface receives a DHCP Relay packets will all be discarded.
  D. Trusted DHCP Relay interface to receive packets, and can only be checked by DHCP Snooping through.
  C. Untrusted mode interface receives a DHCP Relay packets will all be discarded.

• Question 135:

  Scenario: In the virtual firewall technology which is more commonly used in business to provide a phase out of business. If the virtual firewall VFW1 leased to companies A, virtual firewall VFW2 leased enterprise B, which of the following statement is not correct?

  A. The system is a virtual firewall VFW1, VFW2 respectively independent system resources among each other.
  B. transparent to the user, the business between companies A and B is completely isolated from the enterprise, as with the use of a separate firewall deployment respectively.
  C. firms A and B can address the overlap and use vlan divided into different virtual LANs.
  D. firms A and B alone can not manage their own virtual firewall, management must be implemented by the lessor administrator.
  D. firms A and B alone can not manage their own virtual firewall, management must be implemented by the lessor administrator.

• Question 136:

  The three abnormal flow cleaning solution include? (Choose three answers)

  A. Cleaning Center
  B. Testing Center
  C. Management Center
  D. Acquisition Center
  A. Cleaning Center
  B. Testing Center
  C. Management Center

• Question 137:

  Which of the following techniques can enhance the security of the mobile users to access the corporate network VPN solutions?

  A. SSL
  B. PPPoE
  C. GRE
  D. L2TP
  A. SSL

• Question 138:

  In L2TP over IPsec scenarios, The USG device will first use the original data packet that is encrypted using IPsec, and then encapsulates the data packets using L2TP.

  A. TRUE
  B. FALSE
  B. FALSE

• Question 139:

  You are able to ping the IP address of the IPSec tunnel peer and trigger a successful IPSec tunnel by doing this, but the IPSec tunnel can not be established from within an internal PC on the network. What could be a possible reason for this?

  A. IKE proposal configuration problems
  B. IPsec proposal configuration problems
  C. The ACL source segment does not include the PC
  D. packet filtering (inter-domain policy) configuration problems
  C. The ACL source segment does not include the PC
  D. packet filtering (inter-domain policy) configuration problems

• Question 140:

  In IKE V1 stage 1 pre-shared key with Main Mode exchange process, the SA is established after which messages?

  A. message 1 and message 2
  B. message 3 and message 4
  C. message 5 and message 6
  D. message 7 and message 8
  A. message 1 and message 2