CloudLink：CloudLink 邮件通知不起作用“将电子邮件发送到以下服务器失败...”。

Summary: CloudLink 邮件通知不起作用“将电子邮件发送到以下服务器失败...”。

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Symptoms

邮件通知测试显示“将电子邮件发送到以下服务器失败：XXX.XXX.XXX.XXX:25“

cloudlink-errors.log： 
2023-02-20 04:39:17,377 ERROR [/cloudlink/rest/email/test (qtp1485955886-192095)] c.a.g.e.s.m.EmailNotificationServiceBean.sendTestEmail(…) (EmailNotificationServiceBean.java:179) Failed to send test email: Sending the email to the following server failed: xxxxx.xxxxx.com.xxx:25
org.apache.commons.mail.EmailException: Sending the email to the following server failed: xxxxx.xxxxx.com.xxx:25
    at org.apache.commons.mail.Email.sendMimeMessage(Email.java:1469)
    at org.apache.commons.mail.Email.send(Email.java:1496)
...
...
...
Caused by: javax.mail.MessagingException: Could not connect to SMTP host: mailout.optus.com.xxxxx.xxxxx.com.xxx, port: 25, response: 554
    at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:2106)
    at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:712)
    at javax.mail.Service.connect(Service.java:295)
    at javax.mail.Service.connect(Service.java:176)
    at javax.mail.Service.connect(Service.java:125)
    at javax.mail.Transport.send0(Transport.java:194)
    at javax.mail.Transport.send(Transport.java:124)
    at org.apache.commons.mail.Email.sendMimeMessage(Email.java:1459)
    ... 95 common frames omitted

Cause

HTTP 响应代码 554 表示接收服务器在消息的 发件人 或 收件人 标头中看到它不喜欢的内容。
这样做有多种原因。无效的邮件标题或发件人已被阻止或不在接收邮件服务器的允许列表中。
在这种情况下，邮件服务器的允许列表设置仅接受来自允许列表上的 IP 的邮件请求。

Resolution

要解决此问题，请将 Cloudlink 节点添加到该邮件服务器的允许列表中。

Affected Products

CloudLink SecureVM, CloudLink
Article Properties
Article Number: 000211326
Article Type: Solution
Last Modified: 31 Mar 2025
Version:  6
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