Get 2025 Free Huawei H12-311_V3.0 Exam Practice Materials Collection [Q109-Q126]

NO.109 According to the 802.11 random backoff mechanism, the backoff time must be an integer that is a multiple of the timeslot time.

NO.110 Which of the following devices belong to Huawei Wireless Dual Band AP(Access Point )?
(Select 2 Answers)

NO.111 exist PoE Terminology PSU Full name is Power Supply Unit , Refers to the power supply unit, such as PoE The Ethernet interface of the switch.

NO.112 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.

NO.113 To the following WLAN In the description of the network diagram, the error is ().

NO.114 If an enterprise’s wireless network networking mode is direct forwarding, then thin and then transfer the message CAPWAP Encapsulate, pass CAPWAP The tunnel transmits this data message to AP can 802.11 Data messages are converted into Ethernet messages, AC.

NO.115 According to the different signal parameters controlled, what modulation methods can be divided into ()? (Select 3 Answers)

NO.116 AP Domain AP The deployment type does not include ().

NO.117 If changed AP The configuration parameters of the radio must be restarted AP The order can only take effect.

NO.118 For the choice of WLAN coverage antennas, it is recommended to choose () for long and narrow areas, and () for wide and short-distance areas.

NO.119 Which of the following 2.4GHz The frequency bands are non-overlapping
channels (). (Select 3 Answers)

NO.120 As a guarantee WLAN There will be no interference between the various channels of the network, which of the following frequency bands belong to China5.8GHz Use frequency band()? (Select 2 Answers)

NO.121 802.11b Support () channels in the United States, among which () channels do not overlap?

NO.122 What frame does the wireless client passively scan to obtain the surrounding wireless network information ()?

NO.123 For Huawei AC To create a user, first use aaa Command to enter the view.

NO.124 802.11n 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.

NO.125 A 10 Floors of buildings need to be covered WLAN Signal, because taking into account the floor block, which can be set to 6 channel.
5,6 Layered WLAN Signal frequency

NO.126 Which of the following standards are WiFi Developed by the alliance ()? (Select 2 Answers)