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Huawei HCIE-Routing & Switching (Written) V3.0 Sample Questions:

1. Combined with the output of the following figure, which of the following judgment is correct? (Multiple choice)

A) R3 router is a level-2 router
B) The system ID of the R3 router is 0003.0000.0000
C) R3 must be a DIS of a level-1 link
D) R3 must be a DIS of a level-2 link

2. Regarding the way the device handles packets in the MPLS network model, which of the following description is wrong? (Multiple Choice)

A) The label forwarding path LSP is determined and established through various protocols during the forwarding of the packet.
B) The device discards the IP packets entering the MPLS domain.
C) LSR must not strip labels.
D) Both LER and LSR will carry out label distribution.

3. How does the IGMPv2 router maintain the network segment group membership? (Multiple choice)

A) The router maintains a timeout timer for each group membership, refreshes the timer if it receives the receiver host, and deletes the group membership if the timer expires
B) The router will query a specific group
C) After receiving the leave message, the router immediately deletes the group membership
D) The router periodically sends Query messages. The receiver host reports the Report message after receiving the Query message.

4. Run the display mpls Isp command on the router to view the LSP information. The command output is as follows.
Which of the following is correct?

A) When sending a packet with the destination IP address of 4.4.4.4, the router sends it directly without adding any labels.
B) After the router receives the data packet with the label 1024, it changes to the label 1027 and then sends the data packet.
C) When sending a packet with the destination P address of 2.2.2.2, the router sends it directly without adding any label.
D) When sending a packet with a destination address of 3.3.3.3, the router will add the label 1026 to the packet before sending it.

5. Cross-device link aggregation enables data stream transmission and mutual backup of stack member switches. However, because of the limited bandwidth of stack cables between stack devices, which of the following methods can improve forwarding efficiency?

A) Configure stack system MAC address switching
B) Enable traffic local priority forwarding
C) Connect stack devices through stack cards
D) Enable stack multi-master check function

Solutions: