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If an attacker sends a large number of SYN requests with fake source addresses, the server side will consume a lot of resources to handle this semi-connection, and saving traversal will consume a lot of CPU time and memory, not to mention retrying SYN + ACK on IP in this list. The end result is that the server has no time to ignore the normal connection request-denial of service. If you look at the SYN_RECV status on the server with the netstat-an command, you can see that there are a large number of connection states that are "SYN_RECEIVED"Field Function话罢，严世藩再次闭眼：我多说了，再补千金。Enter adb, as shown in the figure, which indicates that the adb environment variable has been successfully configured.　　检察官高剑在一起案件调查中发现，案件幕后主使竟与好友铁力有着千丝万缕的关系。高剑在案件调查中不断遇到阻碍，自己也险被对手陷害，在情与法的漩涡中，高剑坚持正义。What should we pay attention to before selecting teachers?