Create a Meeting in Teams
Create the meeting in Teams and invite/add yourself as an attendee.
Get the Join Link for the Meeting
Go to your Outlook/Teams calendar where you see the event/meeting listed and copy the join link for the meeting.
Add the Meeting Link to eLearn for Your Students to Access
Add the link to your course in eLearn. It is recommended that you add it to an announcement and create a calendar item for the specific day and time that also had the link.