In order to prevent the wired access switch from being struck by lightning during the implementation of the WLAN project, what should be adopted? (Multiple choice)
A. Lightning protector for network port
B. AP side network port lightning protection unit
C. AP and wired network are connected by optical fiber
D. Antenna-fed lightning arrester
正解:A,C
質問 2:
What does the key indicators of the combiner include? (Multiple choice)
A. In-band fluctuation
B. Channel isolation
C. Insertion loss
D. Frequency
正解:A,B,C,D
質問 3:
In point-to-multipoint (PtMP) wireless transmission, the more suitable antenna type is?
A. The central node uses a directional antenna, and the branch link uses an omnidirectional antenna
B. The central node uses an omnidirectional antenna, and the branch link uses a directional antenna
C. All omnidirectional antennas
D. All directional antennas
正解:B
質問 4:
Which of the following descriptions of C H3C wireless controller series products are correct? (Multiple choice)
A. WX6000 series AC mainly includes WX6103, S7500/S7500E/S9500/S9500E plug-in cards
B. WX5002 series include WX5002-64, WX5002-128, which WX5002-64 default support 32AP, need to add a license to support 64 APs, while WX5002-128 default support 128 APs, without adding license.
C. H3C wireless controller series products exist in two forms: box type and plug-in card
D. WX3000 series include WX3008, WX3010, WX3024, uu
E. WX7300 series mainly include WX7306 and WX7310
正解:A,B,C,D,E
質問 5:
Among the H3C AC series products, which of the following support AC1+1 fast hot backup? (Multiple choice)
A. WX3010
B. WX3024
C. WX6103
D. WX5002
E. WX5004
F. S75E/S95/S95E
正解:C,E,F
質問 6:
Regarding the local forwarding function of FIT AP, which of the following statements are correct? (Multiple choice)
A. After the local forwarding function is enabled, the AP directly forwards the client's data, and the AC is no longer involved in data forwarding, which greatly reduces the burden on the AC
B. The administrator can configure the user data accessed from the specified SSID to be forwarded locally, but cannot be configured to access from the specified vlan User data for local forwarding
C. To realize the local forwarding function, a configuration file needs to be issued to the AP. The function of the file is to connect the wired side of the AP to the Ethernet interface type is configured as a trunk type, and allows management VLAN and business VLAN data to pass
D. After the local forwarding function is enabled, the control flow and data flow adopt different processing methods. The control flow of managing AP and users is processed by AC, while user data forwarding is directly processed by AP
E. All FIT APs currently support local forwarding
正解:A,B,C,D,E
質問 7:
When A2220X-P AGP working at 11a perishable bridge, default, and maximum ____ a peer device of the established bridge building, while the peer signal strength RSSI should at least be greater than _______ bridge in order to ensure stable operation.
A. 2 ; 15
B. 4 ; 15
C. 4 ; 30
D. 2 ; 30
正解:D
質問 8:
When WA2100-GAG and WA1208E-PGP work in 11g mode, their maximum RF transmit power is?
A. 20dBm, 27dBm
B. 20dBm, 23dBm
C. 10dBm, 20dBm
D. 23dBm, 27dBm
正解:A
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