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  2. Acknowledgement (data networks) - Wikipedia

    en.wikipedia.org/wiki/Acknowledgement_(data...

    The acknowledgement function is used in the automatic repeat request (ARQ) function. Acknowledgement frames are numbered in coordination with the frames that have been received and then sent to the transmitter. This allows the transmitter to avoid overflow or underrun at the receiver, and to become aware of any missed frames.

  3. Automatic repeat request - Wikipedia

    en.wikipedia.org/wiki/Automatic_repeat_request

    Automatic repeat request (ARQ), also known as automatic repeat query, is an error-control method for data transmission that uses acknowledgements (messages sent by the receiver indicating that it has correctly received a message) and timeouts (specified periods of time allowed to elapse before an acknowledgment is to be received) to achieve ...

  4. Piggybacking (data transmission) - Wikipedia

    en.wikipedia.org/wiki/Piggybacking_(data...

    The sender also adds a counter (emitter timeout). If the counter ends without receiving confirmation, the sender assumes packet loss, and sends the frame again. Piggybacking introduces a complication not present with separate acknowledgements. How long should the data link layer wait for a packet onto which to piggyback the acknowledgement?

  5. Retransmission (data networks) - Wikipedia

    en.wikipedia.org/wiki/Retransmission_(data_networks)

    Retransmission, essentially identical with automatic repeat request (ARQ), is the resending of packets which have been either damaged or lost. Retransmission is one of the basic mechanisms used by protocols operating over a packet switched computer network to provide reliable communication (such as that provided by a reliable byte stream, for example TCP).

  6. A young Georgia woman who pleaded guilty to fatally shooting a man after a plan to egg his house went horribly wrong has been sentenced to life in prison.

  7. Mother allegedly drowns 14-year-old daughter in bathtub

    www.aol.com/mother-allegedly-drowns-14-old...

    A mother has been arrested and charged in the death of her 14-year-old daughter after witnesses saw her holding the girl's head underwater in a bathtub, according to police in Florida. Kelsey ...

  8. Use AOL Certified Mail to confirm legitimate AOL emails

    help.aol.com/articles/what-is-aol-certified-mail

    Use AOL Certified Mail to confirm legitimate AOL emails AOL may send you emails from time to time about products or features we think you'd be interested in. If you're ever concerned about the legitimacy of these emails, just check to see if there's a green "AOL Certified Mail" icon beside the sender name.

  9. What Trump’s Russia-Ukraine envoy has said about ending the war

    www.aol.com/trump-russia-ukraine-envoy-said...

    President-elect Trump’s choice for special envoy to the Russia-Ukraine war, Keith Kellogg, has offered fairly detailed proposals for ending the war that began almost three years ago. Trump has ...