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然后装进一个细长扁木匣。A TCP connection is a quad, and a connection is uniquely determined by the source IP, the source port, the destination IP and the destination port. Therefore, if C wants to forge the packet from A to B, it should fill in the above-mentioned IP header and TCP header with the source IP, source port, target IP and target port. Here B is the server, IP and port are open, A is the target we want to attack, IP certainly knows, but the source port of A is not clear, because it may be randomly generated by A. Of course, if we can find out the rule of generating source port for common OS such as Windows and Linux, we can still do it. In addition, we can step on the connection port of Car A through a large number of controlled hosts.These are the inherent characteristics of the six-channel model at present.四人喝茶说笑，白果道：少爷，等重阳节的时候，咱们回了老……太太，去松山玩。能帮我吗？”陈启已经忍不住去想，大家看到《佛本是道》后面更加震撼的场面时，会是什么样的表情？叮叮叮……就在陈启浮想联翩的时候，手机突然响了。History频道剧《海豹六队 SIX》第二季确定在美国时间5月30日首播，10集新季海豹六队将联同CIA高级行动官Gina（Olivia Munn饰）进军东欧，渗入车臣等敌对领土﹑恐怖份子热点调查圣战地下网络，期间还得追捕圣战及车臣的主脑人物Tamerlin Shishoni（Nikolai Nikolaeff饰）。另外新季Eric Ladin加盟饰演海豹六队新成员Trevor，Erik Palladino则饰演多集角色Hughes中校。