GB0-341-ENU 無料問題集「H3CSE-WLAN」

（A）The highest rate provided by 802.11g is the same as 802.11b.

（B）The modulation method of 802.11g54Mbps is the same as that of 802.11a 54Mbps, both of which use OFDM technology

（C）802.11g devices are compatible with 802.11a devices

（D）802.11g devices are compatible with 802.11b devices

（A）Direct connection between FFIT AP and wireless switch

（B）FIT AP and wireless switch across the Layer 2 network networking

（C）FIT AP and wireless switch across the three-layer network

（D）Cross-WAN networking between FIT AP and wireless switch

（A）Female

（B）Male

（A）By default, the system checks the channel utilization every 9 seconds;

（B）In the hidden command mode, use the command "display ar5d radio-num channelbusy" to query the "air interface channel utilization";

（C）When viewing the value through the command, the system will count the channel utilization value of the last 20 times;

（D）When the AP's working channel is switched, the system will clear the statistical record value.

（A）[H3C]oap connect slot 1

（B）<H3C>oap connect slot 1

（C）<H3C>oap connect slot 0

（D）[H3C]oap connect slot 0

（A）If the AP is placed in a waterproof box, the box body should be fixed firmly, and the equipment should be properly dissipated, and the box should be waterproofed

（B）The distance between the AP and antenna and the 3G/4G antenna is greater than 3 meters

（C）The installation location must ensure that there is no strong electricity, strong magnetic and strong corrosive equipment

（D）The outdoor equipment installation must be well protected against lightning and waterproof

（A）150 Mbps

（A）Probe Request/Response

（B）Authentication Request/Response

（C）Data

（D）RTS, CTS, ACK

（E）Association Request/Response

（F）Beacon

（A）23dBm

（A）This client can successfully access, because only the MAC address on the blacklist is a legal MAC.

（B）This client cannot be successfully accessed, because when the actual user accesses, its MAC address will be filtered by the blacklist first.

（C）This client cannot be successfully accessed, because when the actual user accesses, its MAC address will be filtered by the whitelist first, and then filtered by the blacklist.

（D）This client can successfully access, because only the MAC address on the whitelist is a legal MAC.

（A）802.11ac/ad

（B）802.11k

（C）802.11p

（D）802.11m

（A）52, 36

（B）48, 36

（C）52, 48

（D）50, 48

（A）Lightning rod

（B）Antenna-fed lightning protection device

（C）Lightning protector for network port

（D）RF matching load

（A）Must require constant voltage power supply

（B）The protective ground (PE) of the AC power supply must be reliably grounded

（C）It is recommended to use local power supply for high-power APs;

（D）Prefer local power supply.

（A）EAD

（B）UAM

（C）NTA

（D）WSM