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Centos7, The service is no longer started using init-style scripts, Instead, the unit file is used, Therefore, commands like service iptables start can no longer be used in centos7, Therefore, service iptables save cannot be executed. At the same time, firewall is used to replace the original iptables service in centos7, but don't worry, we just need to install iptables and iptables-services through yum source (iptables are usually installed by default, but iptables-services are not installed by default in centos7). After installing iptables-services in centos7, the rules can be saved by the service iptables save command, as in centos6, and the rules are also saved in the/etc/sysconfig/iptables file.东历1008年，这是一个盛行弹珠游戏的异世界。少年欧阳小枫为了寻求弹珠的更高技艺而寻找传说中的弹珠仙人拜师学艺，之后在弹珠仙人所在的仙珠山遇到了其他四个并肩作战的好朋友，他们一起都成为了弹珠仙人的徒弟。黑暗中的鬼伯爵一直虎视眈眈着弹珠仙人的五大弹珠魔神（小枫他们的魔神战机），想要得到五大弹珠魔神，得其强大的力量，继而统治整个弹珠异世界。为了拿到五大弹珠魔神和流落民间的“弹珠权杖”“弹珠戒指”，鬼伯爵势要铲除欧阳小枫等五战士、鬼伯爵通过三场比赛的递增，得到“弹珠权杖”和“弹珠戒指”，然后依靠其强大的力量再夺取五大魔神……六扇门主事曹雄（张铁林 饰）召开武林大会欲统领江湖。各大门派赶赴大会，点苍派师徒一阳子（刘松仁 饰）和徒弟马君武（梁朝伟 饰）亦于其中。师徒两人遇上天龙帮突袭，幸得白云飞（梅艳芳饰）相救。其后白更答应往桃花潭捕捉千年灵龟，以解众掌门之毒。几经辛苦，3人终捕得灵龟，岂料又被蓝小蝶（关芝琳 饰）利用琴音夺走，扬言要白亲自去取回。此时，由于曹雄误传归元秘籍为白云飞所有，于是追杀白云飞的武林行动也展开了。而曹雄学得绝世武功，无人能敌......Reset authentication takes advantage of the reliability of TCP protocol, and DDOS protection system responds to syn first. When the protective device receives syn, it responds to syn_ack and sets the Acknowledge number to a specific value (recorded as a cookie). When the real client receives this message and finds that the acknowledgement number is incorrect, it will send a reset message with a sequence number of cookie + 1. The source of the forgery will not have any response. In this way, we can add the real client IP to the white list. ?粉红的嘴唇吃肉吃得油润润的，跟涂了一层脂膏似的，甚是可爱。0.3-1.5