Each of these is a single value, analogous to its docker run counterpart. Note that mac_address is a legacy option.
version: '3'
services:
bigbluebutton:
image: bigbluebutton/bigbluebutton
hostname: yourhostname
ports:
- "80:80"
expose:
- "1935/tcp"
- "5066/tcp"
- "2202"