SMTP Error Code 550-OU-002

待回答 0 个回答提问于 2013年10月22日

归档帖子，发布于 2013年10月22日。 产品：Hotmail（已停止开发）。其中的信息可能已经过时。

本帖暂无中文翻译，以下为英文原文。

问题提问于 2013年10月22日

I am receiving SMTP Error Code 550-OU-002 when send email from mail domain laotel.com to Hotmail account.

Undelivered Mail Returned to Sender as below:

This is the Spam & Virus Firewall at Barracuda.laotel.com.

I'm sorry to inform you that the message below could not be delivered.

When delivery was attempted, the following error was returned.

<*** Email address is removed for privacy ***>: host mx1.hotmail.com[65.55.92.168] said: 550 OU-002

(SNT0-MC3-F42) Unfortunately, messages from 115.84.127.11 weren't sent.

Please contact your Internet service provider since part of their network

is on our block list. You can also refer your provider to

FROM command)

LTC Admin
+85620 55621124

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