" this feature is only available with "Reach UC Plus" "
**The number being "subscribed" must point directly at the user, no ring groups or auto attendants in between"
1.) Click on the Message icon(envelope) at the top of the screen
2.) Click the plus icon to start a new txt message.
3. Send the phrase "subscribe" to your direct dial number, you want associated with the SMS.
and press send
It can take upwards of an hour to sync, but once it does you can send and receive
SMS txt messages to and from your app using your Direct dial work number.