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After one data frame is sent and confirmed, what is the time interval to wait before sending the next data frame ()?
AP able to pass POE The switch performs power supply and data transmission.
Which is the longest interval between 802.11 frames ()?
A large number of devices appear AP and AC How to deal with the version mismatch failure ().
WIDS Attack detection contains ().
(Select 3 Answers)
802.11 In the frame, STA Which type of frame () does the association request and authentication request belong to?
The 802.11 physical layer standard defines some common operations on the physical layer of wireless networks: such as QoS, security, and roaming operations.
WLAN The signal passes through which of the following materials with less penetration loss (). (Select 2 Answers)
802.11b Support () channels in the United States, among which () channels do not overlap?
Which of the following commands connect Huawei to the switch
AP The size of the coverage area is controlled by ().
(Select 2 Answers)
Which modulation method is the picture below ()?
Capacity planning mainly starts from the aspects of equipment performance, number of users, bandwidth requirements, and wireless environment, and estimates the amount required to meet the business volume. AP number
quantity.
BSS Full name Basic Service Set ,BSS It can be divided Independent BSS and Infrastructure BSS Two kinds.
If one 802.11n of AP support 2*2 of MIMO Technology, then this AP What is the theoretical rate of ()?
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
support 5GHz What are the wireless LAN standards for frequency
bands ()? (Select 2 Answers)
Which of the following ports can only belong to 1 Piece VLAN ().
2.4 GHz What is the range of operating frequency specified by China ()?
MIMO The antenna configuration is usually expressed as " M*N ",in M and N What does each mean ()?
(Select 2 Answers)
display ap all Command can be viewed AP of MAC ,Type And running status.
Huawei Wireless Controller AC6605 The upgrade operation can only be performed on the wired side of the controller.
Which of the following options belong EDCA Parameters? (Select 2 Answers)
What are the prerequisites for users to achieve three-tier roaming ()?
(Select 3 Answers)
Terminal is different VLAN The roaming within belongs to ().
If one wireless client connects to two AP identical SSID Next, what is used to determine which wireless terminal is connected to? ()?
AP
The following statement is correct ().
(Select 3 Answers)
802.11 What parameters are used in the frame to reorganize the frame segment ()?
CAPWAP The agreement is made by IEEE Standards organization in 2009 year 4 One of the month WLAN Standard for AC And thin AP Communication between.
Regarding the functional characteristics of AP6010SN, which of the following statements is correct is ().
(Select 2 Answers)
WEP The encrypted data algorithm uses () algorithm.
Which of the following statements about antenna classification is correct ()? (Select 2 Answers)
If changed AP The configuration parameters of the radio must be restarted AP The order can only take effect.
Which of the following commands can be viewed AC Current configuration()?
Regarding the two major PoE standards, the following statement is incorrect ().
(Select 2 Answers)
BSSID Is actually AP of MAC Address, used to identify AP Managed BSS .
The two commonly used units to describe antenna gain are dBi and dBd , The conversion relationship between them is: dBi=dBd+2.14 .
For protection WLAN Security, which of the following measures can be taken? (Select 3 Answers)
What frame does the wireless client passively scan to obtain the surrounding wireless network information ()?
exist PoE Of terms, AP What does it belong to ()?
exist WLAN middle ACK What type of frame() does the frame belong to?
There are three ways to judge Huawei's load balancing: traffic mode, session mode, and virtual switching mode.
In China, legally supported WLAN The frequency band has ().
(Select 2 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