Our Unlimited Plan is truly unlimited, provided that your usage is in line with our use policies in our terms of service. You can review these by clicking the following link:
If your usage does fall outside of these policies, you may experience disruption with some or all of your call forwarding.
Along these lines, it's also important to note that we limit concurrent calls on call forwarding. You can review the current limitation here:
If you are concerned that this might be the case, or you have received a notification about your usage activity, please feel free to contact customer support. A member of our team will work with you to better understand your use case and need and find a plan that best works for you.