Information returned can provide insight into the performance of the network (socket connect response time) and network failure reason codes.
返回的信息可用于对网络(套接字连接响应时间)性能和网络故障原因代码进行分析。
Servers may also request connection renegotiation by sending an unsuccessful connect response with advice to reconnect with a handshake message.
服务端也可能要求连接重新协商,这要发送一个不成功的连接响应,并在握手消息中建议重连。
The default value is 250, which means the 251st client that tries to connect will get a Connection Refused response.
缺省值为 250,意味着尝试连接的第 251 个客户机将获得“访问被拒绝”响应。
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