※ 引述《top90233a (黃金戰士跳恰恰)》之銘言： : 這次的作業有兩部分 : 第一部分是手寫作業 : 範圍是課本第一章的 2 5 6 10 23(a)(b) : 一共五題 : 第二部分是 WireShark : 投影片明天會announce : 先將題目搶先爆一下 : 1.(10%) Download and install the Wireshark software: : Go to http://www.wireshark.org/download.html and download and install the : Wireshark binary for your computer. : While Wireshark is running, enter a website and have that page displayed in : your browser. The Ethernet frames containing these HTTP messages will be : captured by Wireshark. After your browser has displayed the page, stop : Wireshark packet capture by selecting stop in the Wireshark capture window. : 2.(10%) How long did it take from when the HTTP GET message was sent until : the HTTP OK reply was received? (By default, the value of the Time column in : the packetlisting window is the amount of time, in seconds, since Wireshark : tracing began. To display the Time field in time-of-day format, select the : Wireshark View pull down menu, then select Time Display Format, then select : Time-of-day.) : 3.(10%)How many HTTP GET request messages were sent by your browser? To which : Internet addresses were these GET requests sent? : 4.(10%)Can you tell whether your browser downloaded the two images serially, : or whether they were downloaded from the two web sites in parallel? Explain. : 5.(10%)How many packets were sent from your local machine and how many from : the remote machine? : 手寫作業 是下星期三(3/30)上課前助教會去收 : WireShark是在下下星期三之前(4/6)十二點前 : 以電子檔繳交到 [email protected] : 明天助教課堂上會再去講一次作業 : 大家記得要準時交 : 遲交一天扣十分 請大家要記得 感謝 : 助教 王裕博 星期三因為資訊之夜的關係 有一些同學沒有來上課 所以特別再提醒大家一下 下星期要交HW2的手寫作業喔 助教會在上課前去教室收作業 請大家準時繳交 另外還有兩點跟大家說明 1.因為下下星期放假 所以下星期三助教會提前在課堂上講解並宣布HW3 HW3 deadline會在作業宣布後的3~4 weeks 請大家不用太過緊張 不過HW3是socket programming作業 所以請盡量不要缺席 2.HW2_PART2的作業pdf檔 之前手滑把助教的信箱打錯了 現已更正為正確版本: [email protected] 如果之前有下載過作業pdf檔的同學 請務必重新下載 不要寄到錯誤的信箱 感謝大家 --

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