Self-built SMTP server, e-mail sent to Office 365, receiving solutions can not (Xerox printer scan send mail)

BACKGROUND account :
Using a printer Xerox DocuCentre C2265, provided during the scan and transmission of the message, send a message not found.

Process:
After the new server SMTP (SMTP relay needs to be set),
the printer connection confirmation SMTP-, send a test message.

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1, sent to the QQ, 163 messages can be properly charged (displayed in spam);
2, sent a message in Outlook, show sent successfully, but can not receive mail, check your spam, see Outlook isolation in the background, message tracking are no mail records.
3, the SMTP server, mailroot find a file in Queue folder, open the analysis carried out, see the following error:

Diagnostic-Code: smtp; 550 5.7.1 Service unavailable; Client host [58.247.XX] blocked using FBLW15; To request removal from this list please forward this message to [email protected] [BJBFFO30FD002.protectioncn.gbl]
wherein [] for the current Wan IP, the current Microsoft SMTP service as a spam server.


Open IP Office 365 to remove the anti-spam gateway https://sender.office.com/,
The current IP is deleted from Microsoft backstage, after the submission, after more than 30 minutes to the normal communication.

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Origin blog.51cto.com/wanggt/2468144