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三天前，她画上淡妆，穿着精心挑好的衣服，来到这里，成为启明公司的一员。Back to Shidao PierSo at the moment, We're on another machine, Use the ping command to send a message to the current machine. As shown in the following figure, the ping command can be responded to, proving that the message sent by the ping command has been normally sent to the host where the firewall is located. The IP address of the machine where the ping command is located is 146, and the IP address of the host currently testing the firewall is 156. We will use this environment to demonstrate the operation of iptables.Basic Protection: That is, the traditional physical protection measures for safety, But not limited to physical defense, as well as management, Policy, software defense, Even protection against a security baseline should be counted as part of the base protection, As mentioned earlier, blocking is not as good as dredging. However, this does not mean that there is no need to block. In other words, the attack time added by basic protection to the attack source, as well as the shorter detection time and the shorter emergency time, can ensure the basic information security of an enterprise. The longer the attack time, the shorter the detection time and the shorter the emergency time, the lower the possibility of successful APT attack.　　导演：祝东宁《唐砖》《致我们暖暖的小时光》《恋爱那点事儿》{"firstName": "George", "lastName": "Bush"},