1). Go to www.youtube.com then create account.
2). Sign in with your new account.
3). Upload your video (video file must change to avi file first with Format Factory)
If not change to avi file, you need to take long time to upload.
4). Below there got Broadcasting and sharing options
5). Tick on Unlisted ( anyone with the link can view)
Copy and save your video URL. Anyone with the link can view your video. You also can send your URL to your lecture to get some command.