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　　讲生意-MDT Member Participation SystemIn order to deepen everyone's understanding, I will introduce in detail the most famous implementation of DoS attacks:. Before introducing in detail, I'd like to talk to you about what a three-time handshake is. The so-called three-way handshake means that when establishing a TCP connection, the client and the server need to communicate several times to confirm their information. It is one of the important means to ensure the reliability of TCP protocol. Let's take a look at its specific process:EXAMPLE 4一个黑道老大，生了一对双胞胎儿子，为了让他一个儿子将来有出息，不要在黑道上打打杀杀，就把他送给了一对夫妻，这对夫妻把他培养成了一个警察，他们之间互相的明争暗斗。许多年前，宇宙最大魔王弗利萨接连败在超级赛亚人之手，他的残党欲孽则流浪宇宙之中寻找那美克星人的新定居点，以期将弗利萨再度复活。几经周折，军队代理索尔贝利用地球的龙珠把弗利萨带回人间，而这个刚刚复活不久的魔王很快展开了他的复仇计划。半年之后，浩浩荡荡的弗利萨大军降临地球，悟饭、比克大魔王、克林、天津饭、武天老师挺身而出，而孙悟空和贝吉塔则正跟随维斯在遥远的宇宙深处接受试炼。危机时刻，地球被入侵的消息终于传到维斯和比鲁斯那里，悟空、贝吉塔即将与他们宿命中的冤家再度展开对决……