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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.)香荽听了，乐得合不拢嘴。USA宣布续订《#南方女王# Queen of the South》第五季。幸运是一个调皮乐天的女孩，虽然生活在三代同堂的家庭，并不感到快乐。因为妈妈对她的要求严格得近乎苛刻，加上沉重的课业负担、缺少伙伴的孤独、妈妈的不理解,这些使幸运变得郁郁寡欢。为了摆脱烦恼，幸运幻想着自己的生活能够出现奇迹。奇迹发生了。兔精灵来到幸运身边，成了她的好朋友。兔精灵拥有奇妙的力量，可以帮助幸运解决烦恼。为了让她们母子相互理解，兔精灵用“角色换位术”让现实中的幸运和妈妈实现位置互换，从而使两人深切体会到了对方的难处和用心，以喜剧的方式化解了母子间的矛盾。Among the many expressions of love songs in the Chinese music industry, Wang Sulong has always been able to find an exclusive personal appeal and charm in his love songs, which was shown on the stage of "I am a Singer" in these two issues. Many passers-by even said they had a new understanding of him after watching the program. Wang Sulong, who came to this stage, did not fear labels and comments, and gradually let the audience see the most real Wang Sulong with the most sincere music works.On the other hand, other answers may be more sufficient than Zhang Yi's, but most of them are not clear enough because there is no clear classification and logic.嫁到猪蹄大王沈家的何家二女儿小西，因为丈夫建弘公司债务问题，想替建弘顶罪。建弘前女友安琪出任建弘官司的律师，余情未了的她设计怂恿建弘与小西离婚，并帮助建弘成立了新公司。在一场由小东女儿瑄瑄无意制造的车祸中，安琪为搭救建弘导致双腿瘫痪，建弘出于道义考虑，留在安琪身边。小西娘家和沈家关系破裂。何家大女儿小东希望加盟沈家猪蹄店，遭到小西的嫂子玉凤等人的阻挠。之后，玉凤被诊断出得了绝症，也终于领悟了人生的真谛，不但撮合父亲的黄昏恋，还对丈夫建明、以及公婆变得体贴。小东和女儿瑄瑄制造机会，让建弘和小西的复婚有了希望。小东的猪蹄加盟店也在公公沈万海的帮助下，顺利开张。面对生活的磨练，何家女儿们收获了美满和幸福。