The service appliance replicates the service data of service applications and monitors the service application.

When service control is performed, service identification system determines service control policy of a service according to service policy information.

Furthermore, a service logic of the service may be provided at a service execution functional unit, and the service script may comprise a service description of the service.

service station with repair facilities

Service Bulletins, manufacturers service information

Extended FDP (split duty

The service component includes: service component interface; service data storage unit; service logic unit.

Extended FDP (Split Duty

Extended FDP (split duty

A multimedia service-managing device notifies a service identifier and a service address of the multimedia service to a network server, and notifies the service identifier of the multimedia service to a multimedia service guide device.

CSU/DSU

channel service unit/data service unit

Each service area controls one or more service zones, each of which may include multiple member service areas and, preferably, the network activates a requested broadcast service per service zone and deactivates that service per service area.

The multimedia service guide device generates a multimedia service guide containing the service identifier.

The service parameter indicates a service type and a location of this service type.