INFO: Exchange Online to retire Basic auth for Client Submission (SMTP AUTH) ZTN4620 - INFO: Exchange Online to retire Basic auth for Client Submission (SMTP AUTH)
HOWTO: Configure Exchange Online SMTP Delivery with Azure Communication Services ZTN4616 - HOWTO: Configure Exchange Online SMTP Delivery with Azure Communication Services
FIX: Multiple copies of the same fax received to user's SMTP mailbox ZTN2147 - FIX: Multiple copies of the same fax received to user's SMTP mailbox