H12-831

Review 603 H12-831 practice questions with answer explanations and community insights.

Question 1

In order to speed up the perception of link failures in the IS-IS network, IS-IS can be linked with BFD.

  1. TRUE
  2. FALSE

Question 2

In OSPF, ABR will convert all Type 7 LSAs in the NSSA area into Type 5 LSAs.

  1. TRUE
  2. FALSE

Question 3

Regarding the IPSG, which of the following statement is incorrect?

  1. IPSG can prevent IP address spoofing attacks
  2. IPSG is a source IP address filtering technology based on the three-layer interface
  3. IPSG can turn on the IP packet inspection and alarm function, and cooperate with the network management to perform alarms
  4. IPSG can prevent the host from changing the IP address privately

Question 4

Which of the following are not included in the security protection actions that a secure MAC address can perform?

  1. Protect
  2. Restrict
  3. Shutdown
  4. Remark

Question 5

An engineer uses two routers to test IPv6 services, and simulates the interconnection between the headquarters and branches by running BGP4+. As shown in the figure, an engineer captures the packet to view the update message sent by R1. Regarding the description of the message information, which of the following statements is correct?

  1. The next-hop address of the route described in this message is: 2001:db8::2345:1.:1
  2. The message describes the currently revoked IPv6 route
  3. The routing address prefix and its prefix length described in this message are: 2001:db8:2345:1::1/128/
  4. The route described in the message may be imported through import
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