How to enable TLS for an SMTP server?

How to enable TLS for an SMTP server?

Hi, I want to add GMail as a secondary mail server for notifications. However, GMail requires that TLS is enabled (http://mail.google.com/support/bin/answer.py?hl=en&answer=13287).

Is it possible to set this up in OpManager? 

                  New to ADSelfService Plus?