Requirements And Limitations Of Office 365 SMTP Relay

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Can I send an email using Office 365 SMTP relay or Exchange online? What are the requirements and limitations of using the Office 365 SMTP relay?

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Answered By 0 points N/A #112355

Requirements And Limitations Of Office 365 SMTP Relay

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To send an email, Office 365 SMTP relay requires the following things:

Connector in Exchange Online, Port 25, Static IP address (address change) and Licensing

Below are some limitations of Office 365 SMTP relay:

• Make sure that your IP addresses are not blocked by spam list as it can disrupt the sent mail.

• There are certain limits for sending as there is higher risk of the Delivery Pool.

• It requires the unshared static IP addresses only or you should use a certificate for the same.

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