摘要 |
Various exemplary embodiments relate to a method performed by a policy and charging rules node (PCRN), the method including: receiving a metering limit associated with a user; defining a session key associated with the metering limit; defining a flow key associated with the metering limit; dynamically selecting the session key; commanding a policy and charging enforcement node to apply the dynamically selected session key to a session of the user; dynamically selecting the flow key; and commanding a policy and charging enforcement node to uninstall the session key and to apply the dynamically selected flow key to a flow of the user. |