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In TCP protocol, messages arriving at the destination will enter the buffer of the TCP stack and will not be forwarded to the receiving system until the buffer is full. This is to minimize the number of times the system empties the buffer. However, the sender can force the receiving system to clear the contents of the buffer by sending a TCP message with a PSH flag of 1. The TCP PUSH + ACK attack, like the TCP SYN attack, aims to deplete the resources of the victim system. When an attacker sends TCP messages with PSH and ACK flags set to 1 to the Target host, these messages will cause the Target system to clear all TCP buffers (whether the buffers are full or not) and respond with an acknowledgement message. If this process is performed by a large number of controlled hosts, the system will not be able to process normal data, resulting in denial of service.三人忙抱拳应是。该剧于2019年8月1日在中央电视台电视剧频道首播。Bring the handling materials and fees (cash only) to the outlets for handling.《荣光的在仁》讲述的是有著罗密欧与茱丽叶般命运的纯情自恋男金荣光和超级积极女尹在仁间的幸福旅程.通过磨难多多的主人公们与命运抗争走向成功的过程,来展现时下年轻人面对的人生逆境以及他们勇往直前的精神.Birthday date is a holiday, such as Labor Day (0501), Children's Day (0601), National Day (1001) and other holiday dates, the price will also be increased accordingly.