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V-shaped socks are not only beautiful, but also convenient to wear and take off.By default, the changes we make to the "firewall" are "temporary". In other words, when the iptables service is restarted or the server is restarted, the rules we normally add or the changes we make to the rules will disappear. In order to prevent this from happening, we need to "save" the rules.大嫂一个乡村长大的女子，每每出人意表，他一直觉得不可思议。Disk startup!The construction of intelligent factories cannot be separated from the wide application of industrial software. Industrial software includes basic and application software, of which systems, middleware and embedded belong to the scope of basic technologies and are not closely related to specific industrial management processes and technological processes. The following industrial software mainly refers to application software, including operation management, production management and research and development design software.关晓春、魏文彬、贾磊三人是大学同住一个宿舍的好兄弟，三兄弟性格迥异，一个张扬，一个内敛，一个单纯。从大学时代三人就开始共同创业，并小获成功。毕业后三人进入各自不同的岗位。而关晓春却不甘于平淡，辞职自己创业，致力于从事互联网电子商务。几年来，关晓春的事业随着互联网的发展起起伏伏，而关晓春的人生也跌跌荡荡。跟他多年的女友李薇与自己最好的兄弟魏文彬结婚，事业跌入谷底又再次起死回生，兄弟间因为误会反目，合作伙伴背叛，竞争对手打压，这一系列变故都没有击垮关晓春，始终坚持梦想，一路走下去。最终，关晓春的公司成功上市，三兄弟摒弃前嫌再次相聚在一起。