![How to Configuring the MS Dynamics CRM Email Router with Office 365 Exchange Online | Sandeep Sharma's CRM Blog How to Configuring the MS Dynamics CRM Email Router with Office 365 Exchange Online | Sandeep Sharma's CRM Blog](https://ssharmacrm.files.wordpress.com/2013/02/2.jpg)
How to Configuring the MS Dynamics CRM Email Router with Office 365 Exchange Online | Sandeep Sharma's CRM Blog
![Email Router CRM 2011/2013 Error: “System.Net.Mail.SmtpException: The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.0 Must issue a STARTTLS command first.” ~ Ms. Email Router CRM 2011/2013 Error: “System.Net.Mail.SmtpException: The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.0 Must issue a STARTTLS command first.” ~ Ms.](http://lh5.ggpht.com/-nhJW75KgFFc/U840Rj0wQ7I/AAAAAAAADGw/NstryqjvFFo/image_thumb%25255B3%25255D.png?imgmax=800)
Email Router CRM 2011/2013 Error: “System.Net.Mail.SmtpException: The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.0 Must issue a STARTTLS command first.” ~ Ms.
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