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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

1. Multiple bare spanning trees can be generated in an MST domain, and each spanning tree is called an MSTI. MSTI uses Instance ID identification, and the value of Huawei equipment is 0~32768.

A) FLASE
B) TRUE

2. If a modular switch only supports using the cluster card on the main control board to establish cluster connections, it means that the modular switch uses CSS2 stacking technology.

A) FALSE
B) TRUE

3. Which of the following is the configuration command for linkage between VRRP and BFD?

A) track vrrp vrid 1 bfd-session session-name 1 reduced 100
B) bfd-session vrrp vrid 1 track session-name 1 reduced 100
C) vrrp vrid 1 track bfd-session session-name 1 reduced 100
D) vrrp vrid 1 track bfd-session-name 1 reduced 100

4. In PIM, which of the following descriptions about DR is correct? (Multiple choice)

A) If the current DR fails, the PIM neighbor relationship will time out, and a new round of DR election will be triggered between other PIM neighbors.
B) On the shared network segment connected to the multicast source, the DR is responsible for sending Join registration messages to the RP. The DR connected to the multicast source is called the source DR.
C) On the shared network segment of the connection group members, the DR is responsible for sending a Register message to the RP. The DR connected to the group members is called the group member-side DR.
D) PIM routers become PIM neighbors by exchanging Hello messages. The Hello messages carry the DR priority and the interface address of the network segment.

5. There are many timers in Portal authentication. Which of the following timers can be used to prevent DoS attacks?

A) User silent timer
B) Built-in Portal server heartbeat detection timer
C) Portal server detection timer
D) User offline retransmission timer

Solutions: