Goal

To modify the set of identifications and/or the services and related settings and preferences which apply to a particular user.

This is expected to result either from a new contract or from contract re-negotiation, where the resulting changes need to be applied to the affected users within the network.

Performance: Near real time

Actor(s) and Role(s)

Network Operator

Service Provider

Subscriber

Assumptions

The Contract changes are known and may be any variation of:

Change of user’s set of identifications,

removal of services subscribed,

newly subscribed services,

modified service settings and preferences

Pre conditions

The user already exists in the network

Begins when

The user has been newly added to the network

or

the contractual details concerning a user or the services subscribed for him have changed (which may be both additions and/or withdrawals)

Step 1

IF the user’s set of identifications and other data common to services are to be modified, align her/his subscription profile.

Associated information element(s): Subscription Profile

Step 2

IF the user has access to services which are no longer part of the contract, then delete them from the user’s Subscription Profile using the Use Case Delete Service

Associated information element(s): Subscription Profile, Service Profile

Delete Service

Step 3

Modify the existing subscription profile to fulfil the subscribed services in the network using the Add Service use case.
Associated information element(s): Subscription Profile, Service Profile

Add Service

Step 4

Modify existing service profiles in the user’s subscription profile to fulfil the services in the network using the Modify Service use case.
Associated information element(s): Subscription Profile, Service Profile

Modify Service

Ends when

The network allows the user to use his subscribed services within the contract limits

OR

an error condition has been encountered.

Exceptions

Any of the steps of this use case fails

Post Conditions

Services in the contract align with services in the subscription profile.

Associated information element(s): Subscription Profile, Service Profile

Traceability