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Wireshark DNS&HTTP封包分析
授課老師:林傳筆 教授
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簡介 DNS封包分析 HTTP封包分析
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DNS封包分析 開啟wireshark，從主選單中點選capture，在選擇Interface， 會顯示各網卡介面的IP，選擇要擷取的介面並按下Start開 始擷取。 隨後開啟瀏覽器連線到google網頁，並在過濾器 (Filter)指 定本機的IP位址(利用ipconfig查詢)來檢視封包內容 。
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Locate the DNS query and response messages
Locate the DNS query and response messages. Are then sent over UDP or TCP? What is the destination port for the DNS query message? What is the source port of DNS response message?
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HTTP封包分析 Is your browser running HTTP version 1.0 or 1.1?
What version of HTTP is the server running? What languages (if any) does your browser indicate that it can accept to the server? What is the status code returned from the server to your browser?
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Thank you Q&A
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