Exchange 2016: SMTP Connector and wildcard / SAN certificates
Anyone using Exchange 2016 in conjunction with a wildcard certificate should also configure the receive and send connectors accordingly. This may also be necessary for SAN certificates. If the SAN certificate contains the domain name as the "Common Name (issued for)" and not the corresponding server name of the Exchange server, problems may occur, for example, when encrypting the SMTP connection using STARTTLS. ... Read more
