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                            ## firewalld、iptables服務、iptables之間 的關系

firewalld和iptables服務都是通過iptables(netfilter的客戶端)來實現數據包的過濾和處理的，關系如下：
![](https://img.kancloud.cn/b2/e3/b2e345822b8148fdec92b1dbe7c45efb_957x416.png)

## Netfilter包過濾器處理次序
![](https://img.kancloud.cn/aa/2a/aa2afe9a3c09b762af0b59c8670c7740_807x637.png)

                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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