| 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 |
