3 of 3 people found this helpful
Take a look at this BMC Article that answer your requirement better that reading the documentation.
I hope you make it.
2 of 2 people found this helpful
Yes, we were required to do this and (after Heartbleed, etc) were required to go to TLS/SSL (i.e. configure on port 587, etc).
The only other thing to add to the link provided by Adriano Gomes - make sure the userid provided by your email admin has a non-expiring password (unless you want to change it on a regular basis, which is painful).