Hi,
It was possible for us to send SMS messages directly from our Outlook 2010 client using Exchange 2010.
Now that we have upgraded to Outlook 2013/2016 client and Exchange 2016 server, is this still possible?
Below is some info from Microsoft explaining the old setup.
https://support.office.com/en-GB/article/Send-and-receive-text-messages-SMS-8a8c38d5-a197-4df7-929b-08c5e259a0ca