It’s one of the most horrible things to have to do in a foreign language, but hopefully I’ve done enough to make sure it isn’t the most horrible to teach, with this article and page of worksheets:
How to teach teleconferencing – LINK FIXED
Teleconferencing/ video conferencing classroom handouts (only three so far but all pretty comprehensive and more coming next month)
TEFLtastic 
I had to teach an 8-hour course on this very topic a couple of months back. Painful!
LikeLike
There’s not 8 hours of stuff there yet, but should be by the end of the year, so soon much less painful I hope!
LikeLike
Just updated the links, and at least 8 hours of stuff by now!
LikeLike