==== 必填信息。没有填写将不予回复 ====
- iRedMail 版本号：
- 使用哪个数据库存储用户帐号（OpenLDAP，MySQL，PostgreSQL）：OpenLDAP
- 使用的 Linux/BSD 发行版名称及版本号：
- 与您的问题相关的日志信息：
====

This is the mail system at host [本人公司域名].

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

                   The mail system

<6***************8@qq.com>: host mx3.qq.com[183.57.48.35] said: 550 Ip frequency
    limited.
http://service.mail.qq.com/cgi-bin/help … no=1000725 (in
    reply to end of DATA command)

好像可使用中继或者换定时ip的方式规避错误，请问各位大佬iredmail有这部分设置么