A gateway providing request/response over USSD from/to the handset of subscriber data
Several OpenCloud customers have implemented USSD Gateways on Rhino. The USSD Gateway is used to route USSD messages from the GSM signalling network to and from a USSD service application. In some cases the USSD service applications are implemented on Rhino , in others the contents of the USSD messages are relayed by XML for action by operator applications hosted on other IT platforms. Full-service MVNOs may also be supported using the latter approach.
By using an application or simple SIM toolkit menus on a mobile phone, users can establish a real time USSD session between the mobile handset and USSD application handling the service. This allows the user to perform such actions as: