Software Component Installation in SCOMO-OMA

1    Short Description
Arnold is a device User and very interested in the latest mobile applications.
He is subscribed to “Fun Applications Co.” and this service provider installs always the newest applications on his phone as soon as they are available.

2    Actors
o    End User
o    Device
o    Service Provider (Fun Applications Co. in this example)
o    Device Management System

2.1    Actor Specific Issues
o    End User: The End User wants to have the newest applications on his device.
o    Service Provider: The Service Provider assigns what application software should be installed by default on a specific Device type. The provider is authorised to define and change the default software on a Device type.
o    Device ManagementSystem: The Device Management System issues and handles the commands in the service.  Note that the Device Management System can reside under different authorities, such as service provider itself or network operator, depending on the infrastructure.

2.2    Actor Specific Benefits
o    End User: End User is able to use the latest version of services.
o    Device: Device receives the latest software component/s.
o    Service Provider: The Service Provider is able to deliver the software components into the Device.
o    Device ManagementSystem: The Device Management System is able to manage the application in the Device.

3    Pre-conditions
•    Device is capable of interfacing with the Device Management System.
•    Security constraints imposed by Device Management System and the Device are met.

4    Post-conditions
•    The software component targeted at the device has been delivered and installed.
5    Normal Flow
1.    The Service Provider sends via Device Management System a command to the Device to install a software component.
2.    The Device issues a request to the User for authorization to install upgrades.
3.    Upon confirmation by the User, the Device sends the response to the Device Management System.
4.    The Device Management System initiates the software component download, install, and execution.
5.    The Device sends a confirmation back to the Device Management System.

6    Alternative Flow
The device initiates a session with the Device Management System to request software component installation.
The device informs the user of the SW characteristics before download and installation.(price, providers, compatibility, QoS, characteristics...)
The device Management system may interact with an external management authority in order to coordinate the procedures with other software components.