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AP Unavailable IP Common reasons for addresses are (). (Select 3 Answers)
Mesh Networking is defined in which of the following protocols ()?
User number 300 People, concurrency rate 70% , Terminal support 2.4GHz and 5GHz Frequency band, in accordance with each AP Maximum number of dual-band access users40 people
Consider, need at least () AP Able to meet capacity requirements?
For Huawei AC To create a user, first use aaa Command to enter the view.
What are the general methods to solve co-channel interference (). (Select 3 Answers)
Which of the following 802.11 control frames is sent by a STA to acquire the right to the wireless medium?
BSS Which two basic service sets are included ()? (Select 2 Answers)
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 AP Mode does not belong to WDS The internet()?
Which of the following statements about establishing CAPWAP control and data tunnels are false?
802.11 In the frame, RTS and CTS What is the interframe interval between ()?
What are China's mandatory standards for wireless LAN security ()?
When collecting fault information, you need to collect device logs, including ___ logs and ___ logs.
single AP What is the area covered ()?
WLAN The signal passes through which of the following materials with less penetration loss (). (Select 2 Answers)
Which of the following statements is true about the coverage distance design principles of a single AP (20 dBm)?
2.4 GHz What is the range of operating frequency specified by China ()?
802.11a exist 20M How many sub-carriers can be used to transmit data in the mode ()?
After deploying a WLAN, an engineer finds that the corresponding SSIDs cannot be discovered and suspects that some APs failed to go online. To query the APs that have gone online on the AC, the engineer can run the ___ command.
Which configuration methods does the wireless controller support ()?
(Select 3 Answers)
In the direct-connected networking solution, AP and AC Establish CAPWAP Tunnel, the management flow must be encapsulated in CAPWAP In the tunnel, data service
The stream can be optionally encapsulated in CAPWAP In the tunnel.
The following description about dual-link backup networking is incorrect ()
The following Huawei AP Which AP support SFP Fiber interface()?
According to the following configuration example, the following statement is correct ().
[AC] dhcp enable
[AC] interface VLANif100
[AC-VLANif100] ip address 10.1.100.1 24
[AC-VLANif100] dhcp select interface
[AC-VLANif100] quit
if AP The transmit power is 1mW , Converted to dBm After () dBm.
If a AP Has been added offline, then AP You can go online directly.
WLAN security policies are configured in security profiles. As such, WPA/WPA2 PPSK must be configured in the security profiles.
MIMO The antenna configuration is usually expressed as " M*N ",in M and N What does each mean ()?
(Select 2 Answers)
In enterprise office scenarios, 40 MHz channel bandwidth is usually configured on the 2.4 GHz frequency band.
dBm is a unit for measuring signal strength, and this can be converted into a value in mW. Which of the following unit conversions are true?
Configuration AP Authentication mode, AP What are the supported authentication methods
()? (Select 3 Answers)
DSSS The modulation methods used are BPSK and QPSK .
Which of the following statements about region is correct ()?
(Select 3 Answers)
If one BSS Totally by STA Composition, then BSS What is also called ()?
thin AP Find AC In the process, the first step is AP Check if there is pre-configured static AC of IP List.
In a large wireless network deployment scenario, AC When configured to "Layer 3 networking + bypass mode + direct forwarding", the gateway of the wireless user should. Where is it located ()?
Which is the longest interval between 802.11 frames ()?
Which of the following agreements are IEEE customized 802.11 standard() ? (Select 3 Answers)
Which of the following types of frames does a STA receive to obtain surrounding wireless network information during passive scanning?
The omnidirectional antenna appears on the horizontal pattern as ()Spend.
Which two of the following are PoE The power supply standard ()? (Select 2 Answers)
The following figure shows the WLAN topology of an enterprise. If the tunnel forwarding mode is used, which of the following paths may be used on the network?
802.11a What kind of technology is used to implement the agreement?
thin AP In the networking, which of the following authentication methods is not required in the authentication process AC participate().
exist WDS One in the network Root AP Can connect multiple Leaf AP , But a Leaf AP Only one can be connected Root AP .
Among the following options, () is the reason for using 5G priority access.
For shared key authentication, the error described below is ().
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.
If an SSID is incorrectly configured, STAs may not discover the target Wi-Fi. How do I modify the SSID to enable STAs to discover the target Wi-Fi?
Which of the following devices belong to Huawei Wireless Dual Band AP(Access Point )?
(Select 2 Answers)
an examination AP What is the command of the running system version ()?
AP Domain AP The deployment type does not include ().
Which of the following technologies work at 5 GHz ()? (Select 2 Answers)
2.4 GHz How many channels () can the frequency band be divided into at most?
Channel utilization is the ratio of the actual transmission rate to the channel bandwidth.
In order to facilitate management and maintenance, AP The power supply mode is generally preferred to select () for power supply.
for dBm ,dB,dBi, The following description is correct ().
(Select 3 Answers)
If the terminal supports 5GHz and 2.4GHz Function, then AP Can be configured to control this kind of terminal priority access 5GHz .
For outdoor long-distance point-to-point backhaul, the antenna of () should be selected.
exist 802.1X In the agreement, you must have () to be able to complete the authentication and authorization of the user. (Select 3 Answers)
For the following WLAN networking configuration, which statement is correct ().
(Select 3 Answers)
What are the prerequisites for users to achieve three-tier roaming ()?
(Select 3 Answers)
Which of the following statements about WLAN roaming are false?
Which of the following descriptions of management VLAN is correct is ().
802.11 What parameters are used in the frame to reorganize the frame segment ()?
for CAPWAP Agreement, the error described below is ().
exist PoE Of terms, AP What does it belong to ()?
By a wireless AP And what is the network of associated wireless clients called ()?
Which of the following statements about Layer 2 and Layer 3 roaming are true?
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
original 802.11 What is the maximum rate supported by the protocol Mbps ()?
Drag WLAN concepts on the left to their corresponding descriptions on the right.
Antennas are classified according to directivity and can be divided into () antennas and () antennas.
(Select 2 Answers)
Wireless network engineer WLAN When planning the network, use RF The purpose of simul-ation is (). (Select 3 Answers)
802.11 The parameter used in the frame to check the integrity of the received frame is ()
AP The size of the coverage area is controlled by ().
(Select 2 Answers)
Regarding the functional characteristics of AP6010SN, which of the following statements is correct is ().
(Select 2 Answers)
PPPoE Certified in WLAN When used, and WLAN The authentication encryption used by itself does not matter.
pass through FTP Way to upgrade AP, You need to ensure AP and FTP Servers can communicate with each other, and AP Put the upgrade file in FTP Root directory.
AP There are several types of domain deployment (). (Select 3 Answers)
The following description of the classification and functions of Huawei APs, the correct statement is ().
(Select 3 Answers)
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.
exist 802.11 In the frame, which type of message is used by the terminal to receive data packets in the power-saving mode?
Which of the following are the relevant parameters of the Traffic template ().
(Select 2 Answers)
The index used to describe the degree of antenna convergence of the transmit power is (
Which of the following is a restart AC6605 The command()?
AC What is the function in the wireless network()? (Select 3 Answers)
In the following description of WEP encryption, the error is ().
Which of the following commands can be viewed AC Current configuration()?
Which of the following types of frames is the 802.11 ACK frame?
Which of the following statements about Huawei's agile distributed Wi-Fi solution is false?
according to AP and AC The inter-network architecture can divide the networking mode into two-tier networking and three-tier networking.
Which of the following protocols support 2.4GHz Frequency band()? (Select 3 Answers)
In an 802.11 frame, what kind of control message () should be sent by the terminal to obtain access to the wireless medium?
There are three ways to judge Huawei's load balancing: traffic mode, session mode, and virtual switching mode.
AP What factors are related to the coverage (). (Select 3 Answers)
AP What are the reasons for being unable to go online ()?
(Select 3 Answers)
802.11 There are three frame types, namely (). (Select 3 Answers)
because 802.11a The maximum rate supported is the same as 802.11g. The maximum rate supported is the same, so 802.11a Protocol is backward compatible 802.11g Agreement.
An engineer takes an AP to a shopping mall for onsite WLAN surveying, with only a simple building map and no known obstacles. During onsite signal attenuation test, the AP works in ___ mode.
802.11n Standard uses dual band (2.4GHz and 5GHz ), the theoretical transmission rate can reach up to 300Mbps, The actual test rate can reach arrive 100Mbps above.
