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Office365 SMTP Error:Unrecognized Authentication Type (Doc ID 2353871.1)

Last updated on JANUARY 15, 2020

Applies to:

Siebel CRM - Version [23021] and later
Information in this document applies to any platform.


Customer is On : and trying to use the office365 mail system as siebel's mail server. While sending email they are getting below error message and unable to send the email.

Office365 SMTP Error:Unrecognized authentication type


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