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Huawei H12-831-ENU Exam Syllabus Topics:

Huawei HCIP-Datacom Sample Questions:

Question 1

In the intra-domain MPLS VPN network, when the data packet enters the public network and is forwarded, it will be encapsulated with two layers of MPLS labels. Which of the following description about the two layers of labels is wrong? (Multiple choice)

A. The outer label of MPLS VPNE is assigned by the LDP protocol or statically, and the inner label is assigned by the MP-BGP neighbor of the correct end
B. By default the outer label is popped before the packet is forwarded to the last hop device
C. The outer label of MPLS VPN is called the private network label and the inner label is called the public network label
D. The outer label is used to correctly send the data packet to the corresponding VPN on the PE device

Question 2

What shortcomings can RED technology solve?

A. TCP starvation phenomenon
B. Indiscriminate discard
C. TCP global synchronization phenomenon

Question 3

As shown in the figure, the MP BGP neighbor relationship is established between PE1 and PE2 through the Loopback0: interface. After the configuration is completed, it is found that CE1 and CE2 cannot learn routes from each other. Which of the following options will cause this problem? (Multiple choice)

A. PE1 or PE2 do not have neighbors enabled in the BGP-VPNv4 unicast address family view
B. The VPN instance parameters on PE1 or PE2 are incorrectly configured
C. The routing protocol configuration between PF1 or PE2 and the respective CE is incorrect
D. The LSP tunnel between PE1 and PE2 is not established

Question 4

According to the configuration shown in the figure below, you can know that R4 has an interface advertised into IS-IS?

A. 3
B. 0
C. 1
D. 2

Question 5

Which of the following is not a hardware preparation for cutover?

A. Test the operation of the board
B. Cable Continuity Test
C. Device version check
D. Power-on test

Solutions: