【WordPress】CentOS 6.10 测试WP发送邮件失败

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1、错误信息如下：

SMTP -> ERROR: Failed to connect to server: Permission denied (13)

2、解决方法：

https://gistpages.com/posts/phpmailer_smtp_error_failed_to_connect_to_server_permission_denied_13_fix

3、查看phpmailer状态

$ getsebool httpd_can_sendmail

httpd_can_sendmail --> off

$ getsebool httpd_can_network_connect

httpd_can_network_connect --> off

4、以上可以看出，需要打开连接

$ setsebool -P httpd_can_sendmail

$ setsebool -P httpd_can_network_connect