Abstract: The present invention faces the issue of authorizing transactional services by a Policy and Charging Control system. To this end, the present invention provides for an apparatus carrying out a method of authorizing transactional services and comprising: an authorization requester for submitting a transactional service authorization request with a user identifier and a transactional service identifier, and an authorizer for receiving the transactional service authorization request. This authorizer comprises: a PCRF server for authorizing the transactional service based on subscription and service data, an OCS for authorizing the transactional service based on credit authorization, and a decider for deciding service authorization for the transactional service based on the authorizations respectively made by the PCRF server and OCS.

Abstract: There is described an online charging system interacting with a telecommunication system for charging a service usage of an end-user and a related online charging method. In order to achieve a flexible rating logic it is suggested to execute a first rating session to determine a primary charge for a service according to a first rating logic and to execute a second rating session using at least part of session parameters from the first rating session to determine a secondary charge for the service according to a secondary rating logic. The secondary charge in stored in a secondary charging account which is associated with a primary charging account.

Abstract: The present invention faces the issue of authorizing transactional services by a Policy and Charging Control system. To this end, the present invention provides for an apparatus carrying out a method of authorizing transactional services and comprising: an authorization requester for submitting a transactional service authorization request with a user identifier and a transactional service identifier, and an authorizer for receiving the transactional service authorization request. This authorizer comprises: a PCRF server for authorizing the transactional service based on subscription and service data, an OCS for authorizing the transactional service based on credit authorization, and a decider for deciding service authorization for the transactional service based on the authorizations respectively made by the PCRF server and OCS.