get
https://na.connect.etherfax.net/rest/3.0/api/devices?a=register
Performs a device registration to the etherFAX network and returns a security token used for subsequent authentication. Until a device has been created/enabled within the etherFAX network, this function cannot be completed successfully. Devices already registered within the system may not be re-registered until reset within the etherFAX administration portal.