In the EAC, navigate to Mail flow > Accepted domains, select the domain you wish to configure, and click Edit Edit Icon. In the Name field, enter the display name for the accepted domain. Each accepted domain for your organization must have a unique display name.
The SMTP banner is the SMTP connection response that a remote SMTP messaging server receives after it connects to a Receive connector that's configured on a computer running Microsoft Exchange Server 2013.
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