This article explains how to request information about a fax number you wish to fax to.
Before reading these instructions be sure that the following prerequisites are met:
Microsoft Teams with DirectFax added to either the user or to a specific channel (enrolled by the same user attempting to get destination info).
How to get destination info
In a channel with DirectFax added, or in the DirectFax app itself in Microsoft Teams, go to the message field and type “@DirectFax get destination info” (or “get destination info” if you are in the app itself).
After typing this command, before submitting input the fax number you wish to inquire about. Then submit the command:
In the DirectFax app
In a channel with DirectFax added