Huawei HCIP-Datacom - H12-831-ENU FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

What information can be used for complex traffic classification in packets? (Multiple choice)

A. Protocol Type B. Source and destination address information C. Source and destination MAC address information D. Packet length of the message

Discussion 0

Correct Answer: A,B,C Vote an answer

Question 2

IGP converges faster than BGP, which may cause network traffic loss. By enabling the OSPF and BGP association feature of the device, the device can remain as a ( ) router during the set association time, and the link metric value in the LSA advertised is the maximum value, thereby informing other OSPF devices not to use this router. to forward data to avoid traffic loss. (Note: If English letters are involved, all uppercase)

A. STUB

Discussion 0

Correct Answer: A Vote an answer

Question 3

According to this figure, can we judge whether R4 is on?

A. 1 default route B. 2 default routes with different costs C. 4 equivalent default routes D. 2 equivalent default routes

Discussion 0

Correct Answer: D Vote an answer

Question 4

In order to advertise IPv6 routes in BGP4+, what fields are added in Update?

A. A new path attribute: AP_UNREACH_NLRI B. A new path attribute: IPV6_REACH_NLRI C. A new path attribute: MP_REACH NLRI D. A new NLRI type, IPv6 NLR

Discussion 0

Correct Answer: C Vote an answer

Question 5

If the goods counted are inconsistent with the quantity on the packing list, you can unpack and inspect the goods before contacting the manufacturer for processing.

A. FALSE B. TRUE

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Correct Answer: A Vote an answer

Question 6

The output information of a router is as follows. Which of the following causes the OSPF adjacency cannot be established normally? (Multiple choice)

A. Inconsistent area numbers B. The IP address mask of the interface is inconsistent C. The interval between sending Hello packets is inconsistent D. Inconsistent area types

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Correct Answer: A,C Vote an answer

Question 7

In the vAR application scenario, which functions of the AR router can be virtualized on the server? (Multiple choice)

A. Firewall B. VOIP C. NAT D. VPN

Discussion 0

Correct Answer: A,B,C,D Vote an answer

Question 8

Which of the following statements about IPSG is false?

A. IPSG can prevent the host from changing the IP address privately B. IPSG can prevent IP address spoofing attacks C. The IPSG can enable the IP packet inspection alarm function, and link the network management to alarm D. IPSG is a source IP address filtering technology based on Layer 3 connection

Discussion 0

Correct Answer: D Vote an answer

Question 9

A router's Network LSA is shown in the figure. Which of the following statements are correct? (Multiple choice)

A. The priority of router DR is 100 B. This router is the DR C. The network segment where the router is located is 10.0.12.0/24 D. The Router ID of this router is 10.0.12.2

Discussion 0

Correct Answer: B,C,D Vote an answer

Question 10

LDP messages are exchanged between LSR running the LDP protocol. LDP messages can be divided into four types according to their functions. Which of the following is not a message type of LDP?

A. Announcement message B. Discovery news C. Conversational messages D. Label Switched Messages

Discussion 0

Correct Answer: D Vote an answer

Question 11

As shown in the figure, configure a backhaul summary route 10.0.0.0/24 on border route R1.

The next hop points to R2. At the same time, the default route to the external network is configured. At this point, routing black holes will appear. Which of the following statements about routing black holes is correct? (Multiple choice)

A. Precise routing summary can avoid routing black hole B. Configuring black hole routing can solve the routing black hole problem C. Routing black hole has no effect on the network and can be ignored D. If the terminal in the network sends data packets to the network segment that does not appear on the internal network, a loop will occur

Discussion 0

Correct Answer: A,B,D Vote an answer

Question 12

In order to improve network security in a company, all internal computers of the company are assigned static MAC addresses. Now buy a new host with MAC address 5489-98FD-7B7F. The network administrator connects the host to the corporate network by executing the mac-address ( ) 5489-98FD-TB7F GigabitEthernet0/0/1 vlan 10 command. (Please use English lowercase letters to complete the command, and the command cannot be abbreviated)

A. static

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Correct Answer: A Vote an answer