| 摘要 |
<p>A Policy and Charging Rules Function node, a PCRF node (120), for a communications system, with an interface (Sy) towards an Online Charging System node, an OCS node (115), in the system. The PCRF node can transmit an inquiry to the OCS over said interface (Sy) regarding a credit validation for a service requested by an end user. The PCRF node is arranged to receive a reply from the OCS to said enquiry. Also disclosed is an OCS node (115), in a communications system equipped with an interface (Sy) towards a PCRF node (120) in the system (100), the OCS node (115) arranged to receive an inquiry from the PCRF node over said interface (Sy) regarding a credit validation for a service which has been requested by an end user, the OCS node (115) also being arranged to establish and transmit a reply to the PCRF node (120).</p> |
