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Reset authentication takes advantage of the reliability of TCP protocol, and DDOS protection system responds to syn first. When the protective device receives syn, it responds to syn_ack and sets the Acknowledge number to a specific value (recorded as a cookie). When the real client receives this message and finds that the acknowledgement number is incorrect, it will send a reset message with a sequence number of cookie + 1. The source of the forgery will not have any response. In this way, we can add the real client IP to the white list. ?一支由特种部队的退伍军人组成的神秘小组正在郊外的一间仓库接受雇主任务，他们个个身怀绝技，山姆是前中情局官员、文森特为前欧洲情报局官员、格雷戈则是德国电子专家，同时还有英国武器专家史宾斯和司机拉里。小组受命要袭击一支全副武装的车队并劫下一只神秘的公文包。经过一系列激烈追逐和枪战，小组总算拿到了箱子，却不料格雷戈竟然背叛了组织，携公文包潜逃并试图将其兜售给俄罗斯。然而，在随后的追回箱子过程中，背叛似乎如诅咒般笼罩着小组，在一次次胆战心惊的追逐和辗转之下，成员们再也已无法分辨站在面前的是敌是友……Men: 500 meters, 1,000 meters, 1500 meters, 5,000 meters, 10,000 meters;Episode 34Windows Virtual Optical Drive (Daemon Tools Lite) ConsiderationsThree items are enough, we don't need any extra ones.张老太太连声喊道：红椒，你伤还没好，就不要去了。