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That is to say, a total of false syn messages will occupy the TCP preparation queue for 63s, while the semi-connected queue defaults to 1024, which is different by system default and can be viewed by cat/proc/sys/net/ipv4/tcp_max_syn_backlog c. That is to say, sending 200 fake syn packets per second without any protection is enough to burst the semi-connection queue, thus preventing the real connection from being established and responding to normal requests. The end result is that the server has no time to ignore the normal connection request-denial of service.Use the default communication string as authentication credentials using the default communication string in the snmp protocol and the getbulk request本剧围绕鲁家儿女的婚事，讲述五个亲家之间关于男婚女嫁的故事。一日，鲁家三代九口人正准备照张全家福，不料家中来了一对陌生男女，声称自己是鲁家的亲家。原来是老二鲁启潍背着家人与公司老板杨光结婚，来人正是杨父杨母。鲁万年和于春兰极力反对女儿的这门亲事，得知鲁启潍怀孕的消息后，只能作罢。杨母一心想有个孙子，在得知鲁启潍怀孕是假，想得到杨家的“私房钱”办公司是真后，不仅迁怒于鲁家，还将鲁启潍紧闭家中。鲁启潍一心要有属于自己的事业，离家出走去办公司，致使鲁杨两家矛盾升级。为了让老大鲁启源早日结婚，于春兰请邻居李桂花给鲁启源做媒。鲁启源因初恋失败，发誓此生不嫁，致使一次次相亲都以闹剧收场。鲁启源经不住同事吕大钢的纠缠，假扮吕大钢女友，没想到吕父吕母信以为真，竟瞒着鲁启源数次到鲁家提亲，但都遇到的是鲁家的亲家而未果。老三鲁启海与李桂花的女儿李丽萍是同学，因鲁启海是鲁家的独孙，他的亲事全家人都能做主，就是自己不能做主；而李丽萍是李家的独女，她的亲事只能母亲一个人说了算。亲事都做不了主的两个人终于想做一回主Please all authors must abide by the provisions of the National Internet Information Management Measures when publishing their works. We refuse any pornographic novels and delete them once discovered! Telephone number: 010-59357051葫芦跟板栗微微一笑，遂带他去了书房，于是一场新的论战开始。十年前，老乔的女儿离奇失踪，随着女儿的失踪，老乔的生活只剩下送货糊口和四处寻找女儿的线索。而在老乔寻找女儿身影的背后，总有一双眼睛窥伺着他……