ZhangHuangbin 写道:
Intended policy rejection, please try again later
This error is caused by greylisting service, sender server will retry to deliver the same email, and your server will accept it after few retries.
For more technical details about Greylisting, please visit:
Homepage: What is greylisting?
Articles about greylisting
To manage greylisting service, please read iRedAPD tutorial: Manage iRedAPD: Greylisting" Manage iRedAPD: Greylisting " URL is not found, ERR_CONNECTION_RESET