Diameter Interfaces

InterfaceMeaningStandard
BPBase ProtocolRFC 6733
Cx3GPP user's data management interface (in IMS between CSCF and HSS)TS 29.229
Dh3GPP user's data management interface between the AS and the SLFTS 29.328
TS 29.329
Diameter EAPDiameter Extensible Authentication Protocol (EAP) ApplicationRFC 4072
Dx3GPP user's data management interface between the CSCF and the SLFTS 29.229
e2Policy management interface between the Connectivity Session Location and Repository Function (CLF) and an Application Function (AF) in the TISPAN ArchitectureES 283.035
e4Policy management interface between the Connectivity Session Location and Repository Function (CLF) and the RACS in the TISPAN ArchitectureES 283.034
GiInterworking between the Public Land Mobile Network (PLMN) supporting packet based services and Packet Data Networks (PDN)TS 29.061
Gq3GPP policy management interface between PDF and AF in the IMS architectureTS 29.209
Gq'Policy management interface between Service Policy Decision Function (SPDF) and AF in the TISPAN ArchitectureTS 183.017
Gx3GPP provisioning interface between the Policy and Charging Rules Function (PCRF) and the Policy and Charging Enforcement Function (PCEF)TS 29.212
Gxx3GPP interface allowing for a PCRF to have a dynamic control over the Bearer Binding and Event Report Function (BBERF) behaviourTS 29.212
Gy3GPP Online charging interface between a PCEF and an OCSTS 32.240
TS 32.299
H23GPP interface between the 3GPP AAA Server and the HA. It is used to transport authentication, authorization and charging-related information in a secure mannerTS 29.273
NASREQDiameter Network Access Server ApplicationRFC 4005
Ph3GPP interface between the Presence Network Agent and the HSSTS 29.328
TS 29.329
Px3GPP interface between the Presentity presence proxy and the HSSTS 29.229
Rf3GPP Offline Accounting, i.e a charging method which does not affect, the rendered service in real-timeTS 32.299
Ro3GPP Online Accounting, i.e. a charging method which is able to control the rendered service in real-timeTS 32.240
TS 32.299
Rx3GPP Policy and Charging Control interfaceTS 29.214
SCAPEricsson's Service Charging Application ProtocolEricsson CCN
S6a3GPP interface enabling the transfer of subscriber related data between the MME and the HSSTS 29.272
S6b3GPP interface between the 3GPP AAA Server and the PDN-GW. It is used to authenticate and authorize the UE, and update the PDN-GW address to the 3GPP AAA server and HSSTS 29.273
S6cDiameter based protocols to support Short Message Service (SMS) capable Mobile Management Entities (MMEs)TS 29.338
S6d3GPP interface enabling the transfer of subscriber related data between the SGSN and the HSSTS 29.272
S6mHome Subscriber Server (HSS) diameter interfaces for interworking with packet data networks and applicationsTS 29.336
S6nHome Subscriber Server (HSS) diameter interfaces for interworking with packet data networks and applicationsTS 29.336
S6tHome Subscriber Server (HSS) diameter interfaces for interworking with packet data networks and applicationsTS 29.336
S7aEvolved Packet System (EPS); Mobility Management Entity (MME) and Serving GPRS Support Node (SGSN) related interfaces based on Diameter protocolTS 29.272
S7dEvolved Packet System (EPS); Mobility Management Entity (MME) and Serving GPRS Support Node (SGSN) related interfaces based on Diameter protocolTS 29.272
S93GPP interface between a HPLMN and a VPLMN for roaming scenarios.TS 29.215
S133GPP interface enabling the ME Identity check procedure between the MME and the EIRTS 29.272
S13'3GPP interface enabling the ME Identity check procedure between the SGSN and the EIRTS 29.272
S153GPP interface enabling provisioning and removal of dynamic QoS rules between the HNB GW and the PCRF and between the HNB GW and the V-PCRFTS 29.212
Sd3GPP interface between the PCRF and the TDF. It is used for the management of TDF sessionsTS 29.212
SGdDiameter based protocols to support Short Message Service (SMS) capable Mobile Management Entities (MMEs)TS 29.338
SgiInterworking between the Public Land Mobile Network (PLMN) supporting packet based services and Packet Data Networks (PDN)TS 29.061
Sh3GPP user's data management interface between AS and HSS in the IMS architectureTS 29.328
TS 29.329
SLgLocation Services (LCS); Evolved Packet Core (EPC) LCS Protocol (ELP) between the Gateway Mobile Location Centre (GMLC) and the Mobile Management Entity (MME)TS 29.172
SLhLocation Services (LCS); Diameter-based SLh interface for Control Plane LCSTS 29.173
STa3GPP interface between a non-3GPP IP access network and the 3GPP AAA Server or between a non-3GPP IP access network and the 3GPP AAA Proxy. It is used to authenticate and authorize the UETS 29.273
SWa3GPP interface between the untrusted non-3GPP IP access and the 3GPP AAA Server or Proxy. It is optionally used to authenticate and authorize the UE for the access to the EPSTS 29.273
SWd3GPP interface between the 3GPP AAA Proxy and 3GPP AAA Server. It is used to transport AAA messagesTS 29.273
SWm3GPP interface is between the ePDG and the 3GPP AAA Server or between the ePDG and the 3GPP AAA Proxy. It is used to authenticate and authorize the UETS 29.273
SWx3GPP interface between the 3GPP AAA Server and the HSS. It is used to authorize the UE and to transport PMIPv6 related mobility parameters in the chained tunnel casesTS 29.273
Sy3GPP interface enabling transfer of policy counter status information relating to subscriber spending from OCS to PCRFTS 29.219
T4Diameter-based T4 interface for communications with packet data networks and applicationsTS 29.337
T6aMobility Management Entity (MME) and Serving GPRS Support Node (SGSN) interfaces for interworking with packet data networks and applicationsTS 29.128
T6bMobility Management Entity (MME) and Serving GPRS Support Node (SGSN) interfaces for interworking with packet data networks and applicationsTS 29.128
T6aiMobility Management Entity (MME) and Serving GPRS Support Node (SGSN) interfaces for interworking with packet data networks and applicationsTS 29.128
T6biMobility Management Entity (MME) and Serving GPRS Support Node (SGSN) interfaces for interworking with packet data networks and applicationsTS 29.128
T7Mobility Management Entity (MME) and Serving GPRS Support Node (SGSN) interfaces for interworking with packet data networks and applicationsTS 29.128
TspTsp interface protocol between the MTC Interworking Function (MTC-IWF) and Service Capability Server (SCS)TS 29.368
Tx3GPP2 interface between an Application Function (AF) and a Policy and Charging Rules Function (PCRF) in support of Service Based Bearer ControlX.S0013.013-0
V4V2X Control Function to Home Subscriber Server (HSS) aspects (V4); Stage 3TS 29.388
Zh3GPP bootstrapping interface between the BSF and the HSSTS 29.109
Zh'3GPP bootstrapping interface between the BSF and the HLRTS 29.109
Zn3GPP GAA applications interface between the BSF and the NAFTS 29.109
Zpn3GPP GBA push nterface between the BSF and the NAFTS 29.109