The principle is that syn messages are first responded to syn_ack by DDOS protection system. With a specific sequence number (recorded as a cookie). The real client returns an ack and the Acknowledge number is cookie+1. The fake client will not respond. In this way, we can know that the clients corresponding to those IP are real and add the real client IP to the white list. The next access passes directly, while other forged syn messages are intercepted. The following is a schematic diagram of protection:?
尹旭只是轻轻一笑，意料之中的事，些许小时蒲俊一定能办妥的，否则岂非枉费了他蒲将军的名头？同时立即下达了一条命令，全军剩余九千人迅速朝葫芦谷秦军军营杀过去。
华山派大弟子令狐冲生性豁达不羁,初入华山武功平凡,后遇高人授以“独孤九剑”,更意外取得五岳各派剑法精髓,因而引致师父岳不群的猜疑,借口逐出师门。其实岳不群表面正直,内里奸诈,为独得旷世秘笈“葵花宝典”,竟设计谋令武林各派相互暗算,唯最终作法自毙.令狐冲自幼与不群之女岳灵珊情投意合,岂料林平之的出现,令岳灵珊转投其怀抱。后令狐冲结识黑木崖首领的独女任盈盈,二人志趣相投。几番生死误会之后,彼此才明白互相深爱对方,然而盈盈已身中剧毒,奄奄一息.经历了世间的霸权纷争,令狐冲与任盈盈终于知音共赏,结为伉俪,从此笑傲江湖。
炼丹炉被踢翻之后，人间火烧八百里，原本单纯无知的红孩儿无意间成为受害者，不得不承受火焰灼烧之痛。其母为救他，带着他辗转各地，求医问药，红孩儿最终获得了三昧真火和焚天紫火的能力。在红孩儿得知自己遭受这一切痛苦的原因后，他决意报仇，与此同时，一场惊天的阴谋正在悄然策划，顽性不改的红孩儿站在了离魔道最近的地方……
《甜蜜家园》作为惊悚漫画在网路上受到许多读者喜爱，讲述的是悲观地面对绝望世界，并自行孤立的一个少年，走出外界的故事。
苏叔待你也算不错，你就不能帮帮你苏叔？黄豆望着苏文青笑嘻嘻地说道：我咋没帮？我常跟清姑姑说，苏叔是有大才的人，就算上回考场失利，将来必定会蟾宫折桂。
Liu Yifei, Lin Junjie ~ ~ ~
东方不败杏手持针，笑靥如花。
3. The third handshake: the client receives the SYN + ACK message segment from the server. Then the Acknowledge Number is set to y+1, and the ACK message segment is sent to the server. After the message segment is sent, both the client and the server enter the ESTABLISHED state, completing the TCP three-time handshake.
尚书抬头看了看皇上，咬牙接着说道。
歪在虎皮椅上的何老将军猛然挺身，眼中爆出异样神采，沉声道：说得好。
有钱人家的少爷车东株（金载沅 饰）目前为止的人生充满着悲剧性。亲眼目睹自己的继父把心爱的爷爷杀死，而自己因为受惊吓不幸从楼上跌下，导致听力受阻，从此进入到了无声的世界；被母亲收留的奉马陆（南宫民 饰）从小受尽欺负，颇具野心的他想要改变这种困境，最后被东株的母亲收留，可这背后又有着阴谋和内情；马陆名义上的妹妹，善良独立的女孩奉宥利（黄静茵 饰）小时候曾经和东株结缘，长大后再次在路上和东株邂逅，却看到了离家出走的哥哥马陆的影子。一出无奈的成人童话，借由这几个人物被道来。一直以来把没有听力这件事伪装的很好的东株为什么在面对宥利时，却总是破功呢，好想听到她的声音……©豆瓣
同时也有其唯利是图的本性，他们从来都是选择有希望和发展的实力去投资的，若是有什么威胁或者失败，往往都是要尽全力全身而退的。
The opposite is the product certificate and basic information.
众人拍桌狂笑不止。
那就是汉王这是明知故问。
"Qin, your sister, it's stupid to ask you such a question. Collect cards for me!" As if very angry at your words and deeds, a book hit you in the face. -Accurately speaking, it is a collection card book, but strangely, it seems to be.... a collection card book that has already been collected.
该剧改编自叶紫同名小说，讲述了一段始于大学的美好恋情却不敌宿命的爱情故事。
Shishi Yongning Town, located on the west side of the Taiwan Strait, includes Minnan Gold Coast Tourist Resort, City God Temple, Zhenhai Stone, Ancient Acropolis Site, etc. Minnan Gold Coast Tourist Resort is wholly owned by Hong Kong Youbang International Group. The planned area is 6,000 mu, with the first phase of development of 1980 mu and an investment of nearly 300 million yuan. At present, the resort's main projects and facilities include: Jinsha Amusement Park, Undersea World, Dolphin Performance Hall, Haitian Buddhist Country, Tadao Guanyin, Yacht Club, Racecourse, Bathing Beach, Open-air Nightclub, Shopping Street, Gold Coast Hotel, Post and Telecommunications Hotel, Ocean Hotel, Education and Training Center and other large-scale and characteristic amusement projects and service facilities. The Gold Coast has beautiful scenery and spring-like seasons. It has become a coastal tourist resort with rich tourism connotation, integrating travel, travel, food, housing, shopping and entertainment. It is one of the ten key tourist attractions in our province.
该剧讲述梦想着人生第二春的花火男40多岁“具必秀”和天生的天才、创业家预备军20多岁的"郑硕"之间的bromance。
