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因为疫情，本来只是约个炮而已，在被隔离期间能否成为我的朋友19世纪末，上海英租界区的长三书寓，日日宴歌。这一晚又是宾客盈门，觥筹交错。东道主叫周双珠，是一位可爱、大气的青楼女子，同时也是公阳里老鸨的亲生女。正当众宾客酒兴正酣之际，在同洋人打交道的衙门供职的文官王莲生却首先离席告退。Other expressions of Dimitt's Law include: only communicate with your direct friends; Don't talk to strangers.The attacker first completes the three-way handshake to establish the connection, but in the last ACK reply of the three-way handshake, the TCP window size is set to 0, and then a data request is made. When the attack target sends the request result to the attacker, it stops the data transmission when it finds that the TCP window size is 0, and sends out a TCP window detection packet to ask the attacker if the TCP window has been updated. Since the attacker will not update the window size, the attack target will always maintain the TCP connection and wait for the data to be sent, and continuously carry out TCP window size detection. When the number of controlled hosts in the botnet is large, Target's connection table will gradually be exhausted, resulting in denial of service.B4 liver function, hepatitis B surface antigen.