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Since http is based on tcp, You need to complete a three-way handshake to establish a tcp connection before you can start http communication, Therefore, when http flood attacks are carried out, it is not possible to use forged source ip addresses to launch attacks. An attacker will typically use an http proxy server, Not only can the source be hidden from being traced, It also improves attack efficiency-after the attacker connects to the proxy server and sends the request, You can directly disconnect from the proxy server and start connecting to the next proxy server, At this time, the http connection between the proxy server and the target web server is still maintained, and the web server needs to continue to accept and process data. An efficient http flood attack should continuously send http requests for different resources and pages, and request resources that cannot be cached as much as possible (such as keyword search. User-related information, etc.)一个大学教授、一个成功商人、一个落魄职员，他们都在为同一个问题大伤脑筋——成家。于是，在好友赵白生的积极“关怀”下开始了各自的寻爱征程。三人的寻爱征程一个比一个不顺利，但正是曲折的过程让主人公们渐渐悟到：真正的爱情其实与金钱，与外表无关，只要真诚追求，果敢坚守，真爱不会遥远。果然，大学教授吴楚南的真诚和善良打动了与他偶然合租的青年教师白雪；钻石王老五杨国安则与自己的婚恋顾问安琪演绎了一段现代罗密殴与朱丽叶式的爱情；落魄经纪人钱万里用他的大度胸怀在挽救了落难模特陈露后，结成欢喜冤家。(Note: The use period of one-day bus and subway tickets is until the same day)Telecommunications乖乖女尹镰终于鼓起勇气向青梅竹马的宫风曜告白，却得到一个模棱两可的答复。是告白的时机不对？还是自己不够优秀？无论如何，暗恋宫风曜多年的她并不想放弃。然而这场未果的告白没过久，另一场突如其来的高调告白将尹镰原本平静的生活彻底打破……电影根据同名游戏改编，讲述动荡的东汉末年，汉室摇摇欲坠，董卓入京霸占朝野，引起天下动荡，身怀绝世武艺的吕布、曹操、关羽、刘备、张飞等各路英雄豪杰纷纷崛起，一场群雄逐鹿的大混战正式拉开序幕。在乱世中，到底谁才是真正的无双英雄……(3) When a client initiates a connection request to the server, the event cycle of NioEventLoop listens to the ACCEPT event, and the Netty bottom layer will receive the connection, obtain the connection with the client through the accept () method (SocketChannel), and then trigger the ChannelRead event (i.e., the ChannelRead method in the ChannelHandler will get a callback), which will be executed and propagated in the ChannelHandler chain in the ChannelPipeline.