From the lecture, my understanding was that TCP segments encapsulate IP datagrams; however from the reading, it seems like the opposite. Your reading is correct: A TCP pdu encapsulates an HTTP pdu (for example) by prepending a TCP header An IP pdu encapsulates the TCP pdu by prepending an IP header The picture from the lecture you want is http://bluehawk.monmouth.edu/~rclayton/web-pages/f14-cn/traiutf11.pngReceived on Thu Sep 25 2014 - 22:21:47 EDT
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