Interface
Network Location
Supported version
Diameter Base Protocol
IETF RFC 3588
Diameter Commands for 3GPP
IETF RFC 3589
Diameter Credit Control App
IETF RFC 4006
NASREQ Support for Network Access Server
IETF RFC 4005
EAP Support for Extensible Authentication Protocol
IETF RFC 4072
Mobile IPv4 Support for Diameter Mobile IPv4
IETF RFC 4004
Diameter Mobile IPv6
IETF RFC 5447
Diameter SIP Application
IETF RFC 4740
Sh interface
Between AS and HSS
3GGP TS 29.328 & TS 29.329
Dh interface
Between AS and SLF
3GGP TS 29.328 & TS 29.329
Rf interface
Between AS and OFCS
RFC 4006, 3GGP TS 32.225 & TS 32.299
Ro interface
Between AS and OCS
RFC 4006, 3GGP TS 32.225 & TS 32.299
Re interface
Between OCF and Rating function
3GPP TS 32.296
Cx interface
Between CSCF and HSS
3GPP TS 29.228 & TS29.229
Dx interface
Between CSCF and SLF
3GPP TS 29.228 & TS29.229
Sp interface
Between PCRF and SPR
3GPP TS 23.203, TS 29.328 & TS 29.329
Rx interface
Between AF and the PCRF
3GPP TS 23.203 & TS 29.214
Rx+ interface
Rx reference point for EPC
3GPP TS 32820, 3GPP TS 23.203 & TS 29.214
Gx interface
Between PCEF and the PCRF
3GPP TS 29.212 & TS 23.203
Gy interface
Between OCS and PCEF
3GPP TS 32.29, TS 32.251 & RFC 4006
Gz interface
Between PCEF and OFCS
3GPP TS 32.240, TS 32.295
Gq interface
Between AF and PDF
3GPP TS 29.209
Gi interface
Between Packet Domain and an external packet data network
3GPP TS 29.061
SGi interface
between the EPC based PLMN and the packet data network
3GPP TS 29.061
Zh interface
Between BSF and HSS
3GPP TS 29.109 & TS 33.220
Zh’ interface
Between BSF and HSS (used between operators)
3GPP TS 29.109 & TS 33.220
Dz interface
Between BSF and SLF
3GPP TS 29.109 & TS 33.220
Zn interface
Between BSF and NAF
3GPP TS 29.109 & TS 33.220
Zn’ interface
Between BSF and Zn Proxy
3GPP TS 29.109 & TS 33.220
Dw interface
Between the 3GPP AAA Server and an SLF
3GPP TS 29.234
Wa interface
Between the WLAN AN and the 3GPP AAA Proxy
3GPP TS 29.234
Wd interface
Between the 3GPP AAA Proxy and 3GPP AAA Server
3GPP TS 29.234
Wx interface
Between the 3GPP AAA Server and the HSS
3GPP TS 29.234
Wm interface
Between the 3GPP AAA Server and the PDG
3GPP TS 29.234
Wg interface
Between the 3GPP AAA Server/Proxy and the WAG
3GPP TS 29.234
Pr interface
Between the 3GPP AAA Server and the PNA
3GPP TS 29.234
Wm interface
Between the 3GPP AAA Server and the PDG
3GPP TS 29.234
Gmb interface
Between GGSN and BM-SC
3GPP TS 29.061
Mz interface
Mz is the roaming variant of the Gmb reference point with the same functionality
3GPP TS 29.061
Bi interface
CCF to BS
3GPP TS TS 32.225
MM10 interface
Multimedia Messaging Service (MMS)
OMA MM10 interface
Ty interface
Between AGW and PCRF
3GPP2 TSG-X X.S0013-014
Tx interface
Between AF and PCRF
3GPP2 TSG-X X.S0013-013
S6a interface
Between MME and HSS
3GPP TS 29.272
S6b interface
Between the 3GPP AAA Server/Proxy and the PDN GW
3GPP TS 23402
S6d interface
Between MME and HSS
3GPP TS 29.272
S7c interface
Transfer of (QoS) policy information from PCRF to the S-GW.
3GPP TS 32820, TS 23402
S9 interface
Between PCRF in the HPLMN (H‑PCRF) and a PCRF in the VPLMN (V‑PCRF)
3GPP TS 23.203 & TS 29.215
S13 interface
Between MME and EIR
3GPP TS 29.272
Gxa interface
PCRF and the BBERF
3GPP TS 23.203
Gxb interface
Between ePDG and vPCRF
3GPP TS 23.203
Gxc interface
PCRF and the BBERF
3GPP TS 23.203
SWa interface
Between an un-trusted non-3GPP IP access and the 3GPP AAA Server/Proxy
3GPP TS 23402
SWd interface
Between the 3GPP AAA Proxy and 3GPP AAA Server
3GPP TS 23402
SWn interface
Between Untrusted Non-3GPP IP Access and ePDG
3GPP TS 23402
SWm interface
Between the 3GPP AAA Server/Proxy and the ePDG
3GPP TS 23402
SWx interface
Between the 3GPP AAA Server and the HSS
3GPP TS 23402
STa interface
Between a trusted non-3GPP IP access and the 3GPP AAA Server/Proxy
3GPP TS 23402
H2 interface
Between the 3GPP AAA Server and the HA
3GPP TS 23402
Gq’ interface
Between AF and RACS
ETSI TS 183.017
E2 interface
Between AF and NASS
ETSI TS 283 035
E4 interface
Between NASS and RACS
ETSI TS 283 034
E5 interface
Between UAAF - UAAF
ETSI TS 282 004
Re interface
Between RCEF and RACS
ETSI TS 183 060
A3 interface
Between UAAF and AMF
ETSI TS 282 004
A4 interface
Between CLF and UAAF
ETSI TS 282 004
Rr interface
x-RACF
03196-NGN-R3
Zh interface
Generic Authentication Architecture (GAA)
PKT-SP-29.109
Zn interface
Generic Authentication Architecture (GAA)
PKT-SP-29.109
Cx interface
CSCF- HSS
PKT-SP-29.229
Dx interface
CSCF- SLF
PKT-SP-29.229
pkt-laes-2 interface
Session Control Element — DF (electronic surveillance requirements)
PKT-SP-ES-INF-I01
P-CSCF- PAM Interface
Between P-CSCF - PAM
PKT-SP-QOS-I02-080425, 3GPP TS 23.203 & TS 29.214
pkt-mm-2 interface
Policy Server — CMTS
3GPP TS 29.212 & TS 23.203
TC-6
Based on 3GPP Rx
MSF-IA-DIAMETER.010-FINAL
TC-7
Based on 3GPP Ty
MSF-IA-DIAMETER.014-FINAL
TC-8
Based on 3GPP Tx
MSF-IA-DIAMETER.013-FINAL
TC-9
Based on 3GPP Rq
MSF-IA-DIAMETER.005-FINAL
TC-10
Based on 3GPP Gx
MSF-IA-DIAMETER.012-FINAL
TC-11
Based on 3GPP e4
MSF-OA-DIMATER.011-FINAL
DB-0
Based on 3GPP Cx/Dx
MSF-IA-DIAMETER.006-FINAL
DB-2
Based on 3GPP Sh/Dh
MSF-IA-DIAMETER.003-FINAL
BI-1
Based on 3GPP Rf
MSF-IA-BILLING.001-FINAL
LOC-1
Based on 3GPP e2
MSF-IA.DIAMETER.008-FINAL
Rw interface
Between the Policy Decision Physical Entity (PD-PE) and the Policy Enforcement Physical Entity (PE-PE)
ITU Q.3303.3
Rs interface
Between Service Control Physical Entity (SC-PE) and Resource and Admission Control Physical Entity (RAC-PE)
ITU Q.3301
