positive acknowledgment and retransmission
1Acknowledgment — (also spelled acknowledgement) can refer to:*Acknowledgment (creative arts) (and scientific literature and writing), a statement of gratitude for assistance in producing a work **Acknowledgment index, an experimental method for analyzing the… …
2Retransmission (data networks) — Retransmission is the resending of packets which have been either damaged or lost. It is a term that refers to one of the basic mechanisms used by protocols operating over a packet switched computer network to provide reliable communication (such …
3Transmission Control Protocol — The Transmission Control Protocol (TCP) is one of the core protocols of the Internet Protocol Suite. TCP is so central that the entire suite is often referred to as TCP/IP. Whereas IP handles lower level transmissions from computer to computer as …