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This leads to an obvious potential DoS attack. Incoming SYN packets will be allocated too many TCB and the host's kernel memory will be exhausted. In order to avoid this memory depletion, the operating system usually associates a "backlog" queue parameter with the listening interface, which maintains both the upper TCB number of connections and the SYN-RECEIVED state. Although this scheme protects the host's available memory from attack, the backlog queue itself brings a (small) source of attack. When there is no space in the backlog, it is impossible to respond to new connection requests unless the TCB can be recycled or removed from the SYN-RECIEVE state./sob (crying)Warm Tip: WeChat searches or scans the two-dimensional code below, pays attention to the Shanghai local treasure WeChat public number (shbendibao), and replies to 38 in the input box. You can inquire about 38 more preferential welfare activities such as Shanghai scenic spots, shopping mall discounts, health check-ups, etc. Happy holidays to divines!I think going to a horrible ghost movie can still suppress the shock."Is there any difference between their tooth shape and the canine teeth of ordinary carnivores?" I cut in a question.洛奇（简·莱维 Jane Levy 饰）、艾利克斯（迪兰·米内特 Dylan Minnette 饰）和摩尼（丹尼尔·祖瓦图 Daniel Zovatto 饰）是三名擅长“闯空门”的惯偷，这一次，他们将目标锁定在了一位盲眼的退伍老兵身上。老兵的女儿刚刚在一场车祸中丧生，老兵因此获得了巨额的赔偿金，洛奇希望能够拿着这笔钱，金盆洗手，带女儿远走高飞。 
　　三人潜入了老兵位于底特律的如同鬼宅一般的老房子中，没想到却就此打开了地狱的大门。老兵拥有着高于常人的嗅觉和听力，以及极为敏捷的行动力，很快就发现了三名不速之客的行踪。在他的枪口之下，洛奇一行人犹如瓮中之鳖，无处可逃。在紧张而又激烈的追逃之中，洛奇和艾利克斯误打误撞跌落到了地下室中，却因此发现了一个可怕的秘密。法律与秩序：特殊受害者第二十三季