Matches in DBpedia 2015-10 for { ?s ?p "The NAK (or NACK; standing for "Negative-Acknowledgment") protocol message is sent in many communications protocols to negatively acknowledge or reject a previously received message, or to indicate some kind of error.Many protocols are acknowledgement (ACK)-based, meaning that they positively acknowledge receipt of messages. Transmission Control Protocol (TCP) is an example of an ACK-based protocol.Other protocols are NAK-based, meaning that they only respond to messages if there is a problem. Examples include most reliable multicast protocols which send a NAK when the receiver detects missing packets.Still other protocols make use of both NAKs and ACKs. Bisync and Adaptive Link Rate (for Energy-Efficient Ethernet) is an example.A special case of the NAK protocol message is the negative-acknowledge character."@en }
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- NAK_(protocol_message) abstract "The NAK (or NACK; standing for "Negative-Acknowledgment") protocol message is sent in many communications protocols to negatively acknowledge or reject a previously received message, or to indicate some kind of error.Many protocols are acknowledgement (ACK)-based, meaning that they positively acknowledge receipt of messages. Transmission Control Protocol (TCP) is an example of an ACK-based protocol.Other protocols are NAK-based, meaning that they only respond to messages if there is a problem. Examples include most reliable multicast protocols which send a NAK when the receiver detects missing packets.Still other protocols make use of both NAKs and ACKs. Bisync and Adaptive Link Rate (for Energy-Efficient Ethernet) is an example.A special case of the NAK protocol message is the negative-acknowledge character.".