无图亚洲欧美偷拍

Now, let's imagine why these "checkpoints" are called "chains" in iptables. As we know, The purpose of a firewall is to match "rules" for passing messages, Then execute the corresponding Action, So, when the message passes through these checkpoints, You must match the rules on this level, However, there may be more than one rule on this level, But there are many rules, When we put these rules in a chain, A "chain" has been formed. Therefore, we imagine each "checkpoint" as shown in the following figure. In this way, it is more appropriate to call them "chain". Each message passing through this "checkpoint" must match all the rules on this "chain". If there are qualified rules, the corresponding actions of the rules will be executed.项羽冷冷的声音响过，众人不由的打个激灵，赏赐稍后才说，具体处罚何人都心知肚明。CW又一次一口气续订多剧，这次共13部，包括《明日传奇DC’sLegendsofTomorrow》（S6）。1937年淞沪抗战爆发，战火迅速蔓延至苏州。珠宝商方元的太太及女儿在一次汉奸的破坏行动中被炸身亡，为报血海深仇，方元舍弃家业而走上抗日之路，开始了独自内详1947年，刘邓大军在鲁西南歼敌九个半旅，继续向大别山挺进。敌军长白建业欲与我军决战，分兵两路在汝河两岸北追南截。刘邓大军胜利到达大别山与当地游击队会师，军中一个叫来弟的姑娘当上了方家坪的区长。旅长方军找到了分别15年的母亲……