| 摘要 |
A method, performed in a Policy and Charging Rules Function (PCRF) for managing subscription to a policy counter maintained at an Online Charging System (OCS) is disclosed. The PCRF is operable to communicate with the OCS over an Sy reference point. The method comprises receiving an All Users subscription trigger from a network operator (202), the All Users subscription trigger identifying a network policy, and sending a Spending Limit Request (SLR) command to the OCS (208), the SLR command specifying an identifier of a policy counter for the network policy and specifying application of the SLR command to all ongoing Sy sessions between the PCRF and the OCS. Also disclosed is a method, performed in an OCS, for managing subscription by a PCRF to a policy counter maintained at the OCS. The method comprises receiving an SLR command from the PCRF (302), the SLR command specifying an identifier of a policy counter and specifying application of the SLR command to all ongoing Sy sessions between the PCRF and the OCS, and applying the received SLR command with respect to the specified policy counter identifier to each ongoing Sy session between the OCS and the PCRF (306 – 314). Also disclosed are a PCRF, an OCS and a computer program product. |
