If the room Teams device has not been booked you will receive an email within a few minutes accepting the meeting invite.
After a few minutes you will then see the meeting show up on the touch screen and the TV schedule
To join the room teleconference system to the meeting, tap the Join button on the touch screen
The non-IUIH members can now join the meeting through the calendar invite
Method 2
On the touch panel, tap the Meet Now button
Once the meeting starts there will be a meeting ID and password displayed on the TV, give these details to the non-IUIH members to join the meeting from the button # Join with an ID in the Calendar section of their Teams app