How to allow / deny IP in Office 365 SMTP Relay connection?
Cloud
When you set up an in-premises printer, scanner, fax, or line of business (LOB) application that needs to send email, you need to allow the in house SMTP IP in Office 365 We need to allow/whitelist in-house network IP to use the SMTP Relay in Office 365 The following steps shows how to add the...
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