H12-311_V3.0 HCIA-WLAN V3.0 Questions and Answers

A company wants to deploy WLAN, the company has purchased a batch of wireless APs that support 802.11n, when WLAN is deployed, only support Only 802.11n wireless clients can connect to the company's WLAN

BSSID Is actually AP of MAC Address, used to identify AP Managed BSS .

STA issued 802.11 Message to pass AP When entering the Ethernet, it is converted to 802.3 Packets that are not in the priority mapping method are

().

Which of the following standards are WiFi Developed by the alliance ()? (Select 2 Answers)

Compared with 802.11a/b/g, the technical advantages of 802.11n include which of the following aspects ()?

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

single AP What is the area covered ()?

Regarding the functional characteristics of AP6010SN, which of the following statements is correct is ().

(Select 2 Answers)

The equipment manufacturer can usually be judged according to the following ().

The following about SSID The statement is wrong ().

For areas with roaming needs, adjacent AP Coverage remains 50% The above overlap to ensure that the terminal is AP Smooth switching between.

802.11n MAC Which of the following are included in the layer improvement

technology ()? (Select 2 Answers)

Which of the following options belong EDCA Parameters? (Select 2 Answers)

The following description of the classification and functions of Huawei APs, the correct statement is ().

(Select 3 Answers)

In a point-to-multipoint networking environment, one device serves as the central device, and all other devices only establish wireless bridges with the central device to realize the interconnection of multiple networks. The disadvantage is that the intercommunication of multiple branch networks must be forwarded through the central bridge device.

For outdoor WLAN Cover, the following statement is correct ().

(Select 3 Answers)

The antenna gains gain through ().

What was the name of the first radio communication network based on packet technology ()?

AP If you want to pass DNS Server fetch AC of IP Address, first get your own IP address,DHCP Server and DNS of IP address.

Which is the longest interval between 802.11 frames ()?

What series of Huawei switches () is the Huawei plug-in controller ACU board suitable for?

(Select 3 Answers)

The two commonly used units to describe antenna gain are dBi and dBd , The conversion relationship between them is: dBi=dBd+2.14 .

Which of the following commands can be viewed AC Current configuration()?

Which of the following descriptions of management VLAN is correct is ().

TKIP Encryption ratio WEP Encryption security is high because of (). (Select 3 Answers)

WLAN What are the working frequency bands ()? (Select 2 Answers)

For Huawei AC To create a user, first use aaa Command to enter the view.

What are China's mandatory standards for wireless LAN security ()?

Each AC Equipment needs to be specified AC The source of IP Address for peace AP Establish CAPWAP Tunnel, one AC You can specify up to 2 Piece WLAN source IP.

In the WDS point-to-point network, the backbone link between Root AP and Leaf AP is connected in the 5GHz frequency band. The frequency band is 149. Which of the following frequency bands () should Leaf AP use?

The basic service set is 802.11 The basic components of a network are composed of a group of workstations that communicate with each other.

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

Point-to-point wireless bridges can be used to connect two networks located at different locations. In the wireless backbone connection, they are set to different channels. Root AP and Leaf AP Should be set

Which of the following technologies work at 5 GHz ()? (Select 2 Answers)

WIDS Attack detection contains ().

(Select 3 Answers)

At present, the security policy based on user authentication that is widely used in the enterprise

network is () (Select 2 Answers)

Configure the security policy of the wireless network as WEP , You need to AC6605 The security template is configured as follows ().

802.11 There are three frame types, namely (). (Select 3 Answers)

802.11 Wireless LAN CSMA/CA Which of the following are included in the mechanism ()? (Select 3 Answers)

Among the following priority queues, the () queue has the highest default priority.

The following Huawei AP Which AP support SFP Fiber interface()?