Phuong Nguyen 2020-03-10 09:19:19 +07:00
parent d25b313418
commit f2455c4569

@ -110,3 +110,13 @@ from localhost [127.0.0.1]
550 5.1.1 <quynh-vuvan@gate.sws.co.jp>... User unknown
<<< 554 no valid recipients given
```
### Lỗi cần chú ý
* Subject: Delivery Status Notification (Failure)
```
The following message to <hddt.cks@gmail.com> was undeliverable.
The reason for the problem:
5.3.0 - Other mail system problem 550-"5.7.1 [125.235.240.53 11] Our system has detected that this message is\n5.7.1 not RFC 5322 compliant:\n5.7.1 'From' header is missing.\n5.7.1 To reduce the amount of spam sent to Gmail, this message has been\n5.7.1 blocked. Please visit\n5.7.1 https://support.google.com/mail/?p=RfcMessageNonCompliant\n5.7.1 and review RFC 5322 specifications for more information. q88si877649pja.61 - gsmtp"
```