QuizMe

* השאלה נוספה בתאריך: 27-12-2025

		Sequence numbers, so the receiver knows not to deliver the same data twice
		Port numbers, to allow multiple applications to share the same network link
		Acknowledgment packets (acks), so the sender knows that a message was delivered
		Timeouts, so the sender will retransmit a message if it's not acknowledged

Which of the following features is NOT required for reliable data transfer?