tcp/ip协议连接状态的相关内容

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我们通过了解TCP各个状态，可以排除和定位网络或系统故障时大有帮助。 1、TCP状态了解TCP之前，先了解几个命令： linux查看tcp的状态命令： 1) netstat -nat 查看TCP各个状态的数量 2)lsof -i:port 可以检测到打开套接字的状况 3) sar -n SOCK ...

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CLOSED: 表示初始状态。 LISTEN: 表示服务器端的某个SOCKET处于监听状态，可以接受连接。 SYN_SENT:在服务端监听后，客户端SOCKET执行CONNECT连接时，客户端发送SYN报文，此时客户端就进入 SYN_SENT状态，等待服务端的确认 SYN_RCVD: 表示服务端接受...

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Tcp的连接状态对于我们web服务器来说是至关重要的，尤其是并发量ESTAB；或者是syn_recv值，假如这个值比较大的话我们可以认为是不是受到了攻击，或是是time_wait值比较高的话，我们要考虑看我们内核是否需要调优，太高的time_wait值的话会占用太多端口，要是端口少的话...

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TCP十一种状态全部11种状态 1. 客户端独有的：（1）SYN_SENT （2）FIN_WAIT1 （3）FIN_WAIT2 （4）CLOSING （5）TIME_WAIT 。 2. 服务器独有的：（1）LISTEN （2）SYN_RCVD...

TCP连接状态详解

tcp状态： LISTEN：侦听来自远方的TCP端口的连接请求SYN-SENT：再发送连接请求后等待匹配的连接请求SYN-RECEIVED：再收到和发送一个连接请求后等待对方对连接请求的确认ESTABLISHED：代表一个打开的连接FIN-WAIT-1：等待远程TCP连接中断请求，或先...

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更新时间 2022-09-30 14:38:04

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