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GGSN Gq Go Charging (DCC) UE Data/PDP Context IMS Signaling (SIP) PDF AF 3GPP Two interfaces for QoS authz. Builds on top of 3GPP Diameter flavor SIP and 3GPP QoS description and flow identification Application layer signaling Diameter QoS Generic QoS description and Flow identification Build-in accounting and charging (time-based) Number of authorization scenarios QoS Node QoS Request QoS requesting Node Data Application layer signaling (optional) AF/PDF Comparison:3GPP QoS Architecture and Diameter QoS

PPT Version