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Exercises for the interested readerExercises for the interested readerPosted Dec 7, 2010 0:55 UTC (Tue) by mxkb (guest, #71646)In reply to: Exercises for the interested reader by foom Parent article: Ghosts of Unix past, part 4: High-maintenance designs
Yes, protocol wise, the identification field is used only for fragmentation. But in debugging, you can use it for correlating packets seen at two different places. Just think about it, in a datagram paradigm, isn't it useful if I can tell a retransmitted packet from the original packet?
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