Patent ID: 8787174

Claim:
A system for determining condition-triggered information, the system comprising: a policy and charging rules function (PCRF) node comprising: a communications interface; and a policy selection module for receiving a notification of a network condition and determining, based on the network condition, policy information for a plurality of associated subscribers, wherein the PCRF node receives an indication of network congestion regarding a first subscriber of the plurality of associated subscribers and wherein the policy selection module selects and communicates, to a plurality of subscriber terminals associated with the plurality of associated subscribers or to a policy and charging enforcement function (PCEF), the policy information for changing policies of the plurality of associated subscribers, wherein the plurality of associated subscribers are in a geographic area and wherein the policies are configured to mitigate congestion in the geographic area, wherein the policy information is for triggering the subscriber terminals to establish connections via a non-congested node, wherein the communications interface is configured for sending a steering of roaming (SoR) message including the policy information, a re-authorization request (RAR) message including the policy information, or a credit control answer (CCA) message including the policy information.