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Download Full Version H12-891_V1.0 Huawei Exam

HCIE-Datacom V1.0 Questions and Answers

Question 5

Which of the following statements is incorrect about the user authentication points on the network?

Options:

A.

Deploying user authentication points at the access layer achieves granular permission management and high network security.

B.

Moving user authentication points from the access layer to the aggregation or core layer greatly reduces the number of user authentication points, thereby effectively mitigating the pressure on the AAA server.

C.

Deploying user authentication points at the access layer has both advantages and disadvantages when compared to doing so at the aggregation or core layer. Policy association can be applied if user authentication points are deployed at the access layer.

D.

When user authentication points are moved from the access layer to the aggregation layer, MAC address authentication for users may fail.

Question 6

In the Huawei SD-WAN Solution, which of the following routing protocols is used to advertise VPN routes between CPEs?

Options:

A.

RIP

B.

OSPF

C.

IS-IS

D.

BGP

Question 7

OSPF is a mature protocol and is unlikely to have route computation errors in a regular networking environment under correct configurations. Which of the following statements are correct about the possible causes preventing an OSPF neighbor relationship from entering Full state?

Options:

A.

A link works abnormally.

B.

The OSPF network types on both ends of the link are inconsistent.

C.

The router IDs of neighbors are the same.

D.

The OSPF MTU values of interfaces on both ends of the link are different.

Question 8

Exhibit:

A loop occurs because Spanning Tree Protocol (STP) is not enabled on the network. Which of the following symptoms may occur?

Options:

A.

A loop alarm is generated on the LAN switch.

B.

CPU usage is too high.

C.

MAC entries flap.

D.

Host receives a large number of broadcast packets.