You work as a network technician at Company. Your boss, Mrs., is interested in LWAPP (Lightweight Access Point Protocol). What should you tell her regarding this technology? ()
A. LWAPP is a proprietary protocol, and because of its very high overhead it is not widely adopted.
B. Control traffic is encapsulated in UDP packets with a source port of 1024 and a destination port of 12223.
C. Layer 3 LWAPP is a UDP/IP Frame that requires a Cisco Aironet AP to obtain an IP address using DHC
Data traffic is encapsulated in UDP packets with a source port of 1024 and a destination port of 12223.
E. Control traffic is encapsulated in TCP packets with a source port of 1024 and a destination port of 12223.
F. Data traffic is encapsulated in TCP packets with a source port of 1024 and a destination port of 12223.
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钻井作业时,负责卡瓦的钻工是()。
A. 一钻工
B. 二钻工
C. 三钻工
D. 均可以
对于普通冲裁件,其经济公差等级不高于()。
A. IT8
B. IT11
C. ITl2
D. IT13
税务机关在税收征管工作中有关法律适用的表述正确是()
A. 可以适用税收征管法的相关规定
B. 税收征管法及其细则没有规定的,可以适用其他有关税收法律的相关规定
C. 可以适用征管法实施细则的相关规定
D. 税收征管法及其细则没有规定的,不能适用其他有关税收法律法规的规定
E. 税收征管法及其细则没有规定的,可以适用其他有关税收法规的规定
在单台交流电动机线路装设熔体时,熔丝的额定电流应等于电动机额定电流的()
A. l~2倍
B. 2.5~3.5倍
C. l.5~2.5倍
D. 2~3倍