1999 Year, IEEE 802.11a The standard formulation is completed. The standard stipulates that the working frequency band of wireless local area network can reach the transmission rate 11Mbps .5.15 ~5.825GHz , Data transmission
Answer(s): B
and 802.11a/b/g The standards are different, 802.11n Protocol is dual-frequency working mode (support 2.4GHz and 5GHz Two working frequency bands).
Answer(s): A
802.11b Support () channels in the United States, among which () channels do not overlap?
original 802.11 What is the maximum rate supported by the protocol Mbps ()?
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