DiameterGateway.com Diameter Interfaces Diameter Profiles: Cx Subscriber profile e2 Location Gx QoS/policy Gy Prepaid Charging Gz Postpaid Charging Rf Charging Ro Charging Rx Q0S/policy S6a Authenctication S6d Authentication S9 QoS/policy Sh Subscriber profile Source:Yankee Group 2011 Diameter Interfaces and the LTE Network