Huawei H12-311 Cert Guide PDF 100% Cover Real Exam Questions [Q82-Q104] : Actual Test Materials : http://blog.actualtests4sure.com

NEW QUESTION 82
When the AC is a side-by-side networking, if the data is directly forwarded, the data stream () AC; if the data is in tunnel forwarding mode, the data Stream AC.

No pass, pass

No pass, no pass

After passing through

After passing through not

NEW QUESTION 83
Which of the following 2.4GHz bands are Selective Answers (ABD) (Select 3 Answers).

6 and 11

3 and 8

4 and 8

4 and 10

NEW QUESTION 84
Which of the following option is a prerequisite for starting load balancing function based on AP?

AP belongs to the same type

AP is under the management of same AC, and signal has overlap between AP

STA can scan AP which can process load balancing each other

The output power of the AP is consistent.

NEW QUESTION 85
In the outdoor deployment of WLAN, to prevent obstacles from interfering, just ensure that the antenna height is higher than the obstacle.

True

False

NEW QUESTION 86
In China, which of the following is the outdoor WLAN band supported by the Radio Management Committee?

2.4-2.4835GHz

5.15-5.25GHz

5.25-5.35GHz

5.725-5.850GHz

NEW QUESTION 87
Which of the following are the Huawei AC load balancing judgment method? (Multiple Choice)

Traffic mode

Virtual switching method

AP power consumption mode

Session mode

NEW QUESTION 88
What are the diagnostic commands commonly used in WLAN networks? (Multiple Choice)

Ping

Display

Trace

Show

NEW QUESTION 89
In the thin AP networking, which of the following authentication methods does not require AC participation during the authentication process.

Shared key authentication

802.1X authentication

PSK authentication

Portal authentication

NEW QUESTION 90
The antenna configuration of MIMO is usually expressed as “M*N”, where what does M and N mean (Select 2 Answers)?

M indicates the number of transmission antennas

N indicates the number of transmission antennas

N indicates the number of receiving antennas

M indicates the number of receiving antennas

NEW QUESTION 91
What are the common causes for AP can’t get IP address? (Multiple Choice)

the configuration of address pool is not correct

address pool use up

Intermediate network problem

POE Power supply failure

NEW QUESTION 92
Wireless client passive scanning is obtained by receiving what frames to get around the wireless network information?

Beacon frame

Probe Request frame

Authentication frame

Association Request frame

NEW QUESTION 93
In the 802.1 X protocol, you must have () to complete the user authentication and authorization.
(Multiple choice)

eSight Server

client

authenticator

authentication server

NEW QUESTION 94
For AC6605, which of the following command can be used to view the AP online?

display ap online all

display ap all

display ap-type all

dispay ap-run-info all

NEW QUESTION 95
How many subcarriers can 802.11n use to transmit data in 20M mode?

NEW QUESTION 96
The common reason why an AP cannot obtain an IP address is (ABC) (Select 3 Answers).

The address pool is incorrectly configured.

The address pool is exhausted.

Intermediate network problems.

POE power failure.

NEW QUESTION 97
What is the area covered by a single AP?

BSA

ESA

SSA

TSA

NEW QUESTION 98
In the frame of 802.11, which Address bits represent the frame Address at the receiving end?

Address 1

Address 2

Address 3

Address 4

NEW QUESTION 99
Which type of message is used in the 802.11 frame for the terminal to receive data packets in the power saving mode?

RTS

CTS

ACK

PS-Poll

NEW QUESTION 100
If a BSS is composed entirely of STAs, what is the BSS also called?

IBSS

ESS

SSID

BSA

NEW QUESTION 101
What are the options that can be configured under sevice-set (Select 3 Answers)?

The SSID string can be configured via ssid xxxx

can be bound to wmm-profile

Can call wlan-ess interface and configure service-vlan

You can configure the forwarding mode as direct-forward or tunnel-forward

NEW QUESTION 102
Huawei AC controller AC6605 supports user access security management through security templates and supports WEP, WPA/WPA2, and WAPI security policies.

True

False

NEW QUESTION 103
What parameters are used in 802.11 frames to reassemble frame fragments?

Frame Control

Duration

Address bit

Fragment number

NEW QUESTION 104
In an 802.11 frame, the terminal needs to obtain access rights to the wireless medium, and what kind of control message is to be sent?

RTS

CTS

ACK

PS-Poll