This paper researches the sniff technology of 802. 11b wireless LAN. It describes the channel, topology,authentication and privacy of WLAN, points out the way to capture wireless data, then presents the analyse proce-...This paper researches the sniff technology of 802. 11b wireless LAN. It describes the channel, topology,authentication and privacy of WLAN, points out the way to capture wireless data, then presents the analyse proce-dure of wireless frames. At last an actual frame is given.展开更多
People appear to have an innate ability to determine when someone is cheatingthem out of a deal(交易;买卖),US researchers suggest。 【评析】全文的主题句,一句话就把全文的中心思想“拎”了出来。句中的动词determine的含义...People appear to have an innate ability to determine when someone is cheatingthem out of a deal(交易;买卖),US researchers suggest。 【评析】全文的主题句,一句话就把全文的中心思想“拎”了出来。句中的动词determine的含义值得注意:to establish or ascertain(确定)definitely,as afterconsideration,investigation,or calculation/确定;在考虑、调查或计算之后。展开更多
文摘This paper researches the sniff technology of 802. 11b wireless LAN. It describes the channel, topology,authentication and privacy of WLAN, points out the way to capture wireless data, then presents the analyse proce-dure of wireless frames. At last an actual frame is given.
文摘People appear to have an innate ability to determine when someone is cheatingthem out of a deal(交易;买卖),US researchers suggest。 【评析】全文的主题句,一句话就把全文的中心思想“拎”了出来。句中的动词determine的含义值得注意:to establish or ascertain(确定)definitely,as afterconsideration,investigation,or calculation/确定;在考虑、调查或计算之后。