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• TCP
  • Connection-based
  • Stream oriented
  • Reliable
    • Sequence Number
      • Acknowledge
        • Re-send if lost
      • Reassemble if out of sequence
• UDP
  • Connectionless
  • Message (/ Datagram / Packet) oriented
  • Unreliable
    • no guarantee of
      • reaching
      • sequence keeping
    • but faster

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