Provision of voice and data telecommunications services. Sets all the terms and conditions relating to the performance of the services requested.

Objectives sought:

- optimization of resources,

- technical performance of services,

- control of expenditure.

Subscription and services associated with access, routing of incoming and outgoing traffic, provision of reception numbers, interconnection of sites, provision of Internet access and services.

Provision of access to the incoming and outgoing communications network, provision of associated services and equipment.