Comments on: SOLVED: Microsoft 365 Exchange Email SMTP 1301 https://www.urtech.ca/2021/07/solved-microsoft-365-exchange-email-smtp-1301/ Technology Doesn't Stop & Neither Does URTech.ca Tue, 10 Aug 2021 18:07:06 +0000 hourly 1 By: Ted https://www.urtech.ca/2021/07/solved-microsoft-365-exchange-email-smtp-1301/comment-page-1/#comment-237736 Tue, 10 Aug 2021 18:07:06 +0000 https://www.urtech.ca/?p=15346#comment-237736 FYI for anyone who ends up here with the same error while using a different FROM address than the auth account, you can give the auth account, which still needs a license, Send As permissions on the users account that you want the FROM address to use, and it will then work.

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