Plug your cam in and set it up in OS system configuration
Please read the following sites to further understand what your doing and how it works.
Next you will need to go to http://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager.html
On that page you will see Global Storage Settings panel, you need to click on that link and it will bring you to the flash setting pannel
Quick link to where you need to be -> http://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager06.html
Click the cam on the settings pannel. You will need to allow these sites to allow cam always:
cdn.tokbox.com
static.opentok.com
(if these are not in your list then you will need to add them or attempt to use the services and that will add them to the list)