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不关闭=危险?这 30 个服务高危端口请牢记!!
了解掌握防火墙的原理、学习规则策略的配置方法、基于条件的数据包过滤规则、学习SNAT源地址转换技术及DNAT目的地址转换技术,防火墙的端口转发及负载均衡等实验,还新增了Tcp_wrappers防火墙服务,即可通过简单配置来保证系统与服务的安全。 第9课 红帽RHEL9 ...
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