绑定socket公网ip时报错socket_bind():unable to bind address [99]

绑定socket 公网ip时报错PHP Warning: socket_bind(): unable to bind address [99]: Cannot assign requested address in /var/www/html/tcp.php on line 8

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绑定socket 公网ip时报错PHP Warning: socket_bind(): unable to bind address [99]: Cannot assign requested address in /var/www/html/tcp.php on line 8

1、端口被占用了
2、端口处于TIME_WAIT状态
3、IP写错了

肯定是IP写错了