This error message appears when either you are using the wrong access number or the sim card is not provisioned for data use:
Below are the known access numbers:
Telstra (Australia) - 66666
Iridium (Worldwide) - 008816000025
If you have a local service provider with Iridium, their access number might be different. Once you find out that number and if different from the list above, please contact us at This email address is being protected from spambots. You need JavaScript enabled to view it. so we can add that number to our list of data access numbers.