3. Approach to automated production of cross-domain services

3.1 One service, three production stages

The design and production of a cross-domain service can be broken down into three stages:

1. When the customer expresses his intention to subscribe to the service to the party responsible for providing it (the BO), the latter needs to identify the partner(s) (the BP) likely to be involved. The BO must also interpret the customer's request, i.e. understand the expressed need in order to deduce the nature of the requested service, which triggers a cycle of negotiation with the customer, in particular to confirm a mutual interpretation of the expressed need, as well as certain parameters (scope of service, requirements for any guarantees in terms of throughput, bandwidth, quality of service, security, etc.). This negotiation...