H12-311_V3.0試験無料問題集（343題）「Huawei HCIA-WLAN V3.0 認定」

出題：1

After wireless users connect to the wireless signal point, they can't get it IP Address, what are the possible reasons ()? (Select 2 Answers)

A. wlan-ess No configuration on the virtual interface dhcp-enable

B. Where the user is VLAN No configuration DHCP server

C. The authentication password specified by the user is incorrect

D. User equipment MAC The address has been added to the blacklist

正解：A,B 解答を投票する

出題：2

Among the following options, () is a prerequisite for enabling Huawei's load balancing function.

A. AP In the same AC Under management, and AP Signal overlap

B. STA Can scan to each other for load balancing AP

C. AP The output power settings are the same

D. AP Belong to the same type

正解：A 解答を投票する

出題：3

The 802.11 physical layer standard defines some common operations on the physical layer of wireless networks: such as QoS, security, and roaming operations.

A. True

B. False

正解：B 解答を投票する

出題：4

CAPWAP Tunnel encapsulation AC The port number of the side data packet is5246 , The control message port number is5247 .

A. True

B. False

正解：B 解答を投票する

出題：5

Which of the following authentication modes belong to link authentication?

A. Open system authentication

B. Shared key authentication

C. PSK authentication

D. PPSK authentication

正解：A,B 解答を投票する

出題：6

Which of the following options is correct ()? (Select 3 Answers)

A. in a ESS Inside SSID Is the same, but for ESS Within each AP Corresponding BSSID Are not the same. If oneAP Can support multiple at the same time SSID , Then AP Will assign different BSSID To correspond to these SSID .

B. SSID Technology can divide a wireless local area network into several sub-networks that require different authentication. Each sub-network requires independent authentication. Only users who pass the authentication can enter the corresponding sub-network to prevent unauthorized users from entering This network.

C. BSSID Is actually AP of MAC Address, used to identify AP Managed BSS , In the same AP Inside BSSID and SSID One-to-one mapping.

D. Users can be in different SSID Roaming is realized below.

正解：A,B,C 解答を投票する

出題：7

By a wireless AP And what is the network of associated wireless clients called ()?

A. ESS

B. IBSS

C. BSS

D. NSS

正解：C 解答を投票する

出題：8

290. In huawei eSight In the network management, add WLAN Equipment methods include (). (Select 3 Answers)

A. Automatically add

B. Script add

C. add manully

D. Bulk add

正解：A,C,D 解答を投票する

出題：9

802.11 The parameter used in the frame to check the integrity of the received frame is ()

A. Sequence control bit

B. Frame Control

C. Duration

D. FCS

正解：D 解答を投票する

出題：10

2.4 GHz How many channels () can the frequency band be divided into at most?

A. 11

B. 14

C. 13

D. 3

正解：B 解答を投票する

出題：11

Defined WLAN Medium service quality 802.11 The agreement is ().

A. 802.11f

B. 802.11n

C. 802.11e

D. 802.11i

正解：C 解答を投票する

出題：12

MIMO(Multiple input and multiple output) The client can use at most 3 Two spatial streams transmit data at the same time, and the maximum theoretical rate can reach , That is, multiple input and multiple output, using 600Mbps . 802.11n Technology wireless access point and guest

A. True

B. False

正解：B 解答を投票する

出題：13

Int-Serv The model provides users with end-to-end absolute

A. Not conducive to traffic monitoring

B. Limited bandwidth reservation

C. Low forwarding efficiency

D. Scalability is not good

正解：D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

H12-311_V3.0試験無料問題集「Huawei HCIA-WLAN V3.0 認定」