Create Ad Hoc Teams Meeting with a link to be shared.
Open the Teams app.

On the left-hand side, choose Calendar.

At the top of the Calendar page, choose Meet Now.

In the Start a Meeting Now window that opens,
give the new ad hoc meeting a meaningful title.
… and Click [Get a Link to Share]

In the Meet Now confirmation window,…
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Teachers will use the same link that was shared with students to enter the meeting room. Teams will know the teacher is the meeting organizer and the students are participants.

The default meeting options require students to wait in the lobby, the teacher will have to enter the meeting first, effectively “Starting” the meeting.
The meeting can be closed and re-opened multiple times. These links do not expire.

