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H12-351_V1.0 Exam Dumps - HCIE-WLAN (Written) V1.0

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Question # 9

Which of the following statements are true about network optimization measures?

A.

Loops may occur if Ethernet cables are incorrectly connected to wall plate APs. In this case, loop detection can be enabled on the wired interfaces of APs to automatically block the interfaces once a loop is detected.

B.

It is recommended that the Beacon interval be adjusted based on the number of VAPs. A long interval increases the sleep time of STAs, and a short interval increases the air interface overhead.

C.

It is recommended that multicast packet suppression be enabled when multicast services are planned on the network.

D.

The rate limit for STAs can be set based on customer requirements. In most cases, 10 Mbps bandwidth for uplink and downlink traffic can support common Internet access applications.

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Question # 10

Which of the following components is not included In a typical RFID system?

A.

Information processing platform

B.

RFID tag

C.

Router

D.

RFID reader

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Question # 11

After adaptive multicast-to-unicast conversion is enabled on a WAC, an AP will automatically switch the multicast group containing the minimum number of terminals to the unicast mode if the air interface performance becomes a bottleneck during multicast-to-unicast conversion.

A.

TRUE

B.

FALSE

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Question # 12

In an 802.1X authentication system, the client, access device, and authentication server exchange information using the Extensible Authentication Protocol (EAP).

A.

TRUE

B.

FALSE

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Question # 13

An LDAP directory is tree-structured and consists of multiple entries. Each entry has a unique distinguished name (DN). If the DM of a directory server is " CN=Stephen, 0U = Enterprise, OU = Huawei, DC=AD, DC=Huawei " , which of the following statements are false?

A.

DN specifies a path.

B.

The directory server is not an AD server.

C.

Stephen indicates a user or user group.

D.

The domain name of the directory server is Huawei

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Question # 14

A key technology in Huawei ' s free mobility solution is to synchronize association information between users and security groups to other devices. Which of the following statements are true about the synchronization method?

A.

Group information can be carried to other devices through user traffic

B.

Global synchronization can be performed through the controller.

C.

A dedicated protocol can be used to synchronize user-security group association information between devices.

D.

Synchronization can be manually configured by the administrator.

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Question # 15

Which of the following statements are true about the site survey for an outdoor bridge backhaul project?

A.

Focus on the leaf site installation conditions, including installation heights of APs and antennas and the power supply mode.

B.

Aggregation nodes should be connected to as many root nodes as possible to ensure sufficient bandwidth for the wireless bridge.

C.

If wireless coverage is required for leaf nodes, survey the environment of the coverage area based on outdoor coverage requirements.

D.

Line of sight (LOS) propagation is supported between sites.

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Question # 16

On a WLAN, if PoE+ + power supply is used, the distance between a PoE switch and an AP can exceed 100 m.

A.

TRUE

B.

FALSE

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