Huawei HCIP-Datacom-Core Technology V1.0 認定 H12-821_V1.0-ENU 試験問題:
1. Check the LSP on a router and see the following results:
Which of the following statements is correct?
A) When sending a data packet whose destination address is 2.2.2.2, send it directly without labeling.
B) When sending a data packet whose destination address is 4.4.4.4, send it directly without labeling.
C) When sending a data packet whose destination address is 3.3.3.3, label it with 1026 and send it.
D) When the router receives a packet with a label of 1024, it will change the label to 1027 and send it.
2. The BGPAS_PATH attribute is an optional transition attribute.
A) TRUE
B) FALSE
3. Routers R1 and R2 establish an OSPF neighbor relationship. When R1 receives an LSU message from R2, which of the following methods will it use to inform R2 that it has received the LSU?
A) R1 will respond to R2 with a DD message, in which the sequence number of the LSA header is the same as that of the LSU
B) R1 will transmit the TCP packet with the ACK bit set to 1 to R2
C) R1 will respond with LSAck message to R2
D) R1 will return the LSU with the same serial number to R2
4. Which of the following descriptions about VRRP fast switching is wrong? (Multiple choice)
A) Use VRRP to monitor the BFD session or EFM function. After the BFD session or EFM session status changes, the VRRP module will be notified to realize VRRP fast switching
B) The VRRP backup group monitors common BFD and when the BFD state changes, it will change the master/standby state by modifying the priority of the backup group. When the monitored BFD session state recovers, the priority of the router in the backup group will be restored to original value
C) If multiple BFDs are configured to monitor at the same time, each configuration is related to each other and may affect each other
D) A VRRP backup group cannot monitor Peer BFD, Link BFD and Normal BFD at the same time
5. If the two interfaces of the firewall are divided into the same area, then the data packet flow between the two interfaces does not need to be processed by packet filtering and is forwarded directly.
A) TRUE
B) FALSE
質問と回答：
| 質問 # 1 正解： A | 質問 # 2 正解： B | 質問 # 3 正解： C | 質問 # 4 正解： C、D | 質問 # 5 正解： B |
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