水岛津实磁&#21147

……葫芦听了心里直抽。So let's explain the rules of iptables in a common way. There was an analogy before, Each "chain" is a "checkpoint", Every message passing through this "level" must match the rules on this level. If there is a match, The message is processed correspondingly, For example, you and I are like two "messages" at the moment. Both of you and I are going to enter the customs at this moment. But the duke has a life, Only the imposing person can enter the customs, Those who do not meet this requirement are not allowed to enter the customs. So the soldiers guarding the customs followed the "rules" formulated by the duke. I began to look at you and me. In the end, you entered the customs smoothly, and I was rejected. Because you met the standard of "dignity", you were "released", while I did not meet the standard, so I was not released. In fact, "dignity" is a kind of "matching condition", "release" is a kind of "action", and "matching condition" and "action" form the rules.For example, this1. China Civil Aviation Aircrew Boarding Pass　　该剧独创幽默荒诞黑色喜剧风格，由一集一个独立小故事串联成整个故事主线，并加入“死神、守灵人、判官”等偏二次元的流行元素，开拍之前便备受期待。章邯立即命章平全军压上，拦截尹旭。A. Your infrastructure: including security device feedback, servers, networks, databases, backup conditions, logs, clocks, etc. Generally speaking, few people pay attention to clocks, but the most important point for emergency response and response is time.