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3GPP Network Element Functions

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5G-EIR
5G-Equipment Identity Register
→  see it  here
→  N5g-eir SBI
5G-BRG
5G Broadband Residential Gateway
5G-CRG
5G Cable Residential Gateway
5G-RG
5G Residential Gateway
→  see it  here
Top
A
AAA Proxy/Server
Authentication, Authorization and Accounting Proxy/Server
→  see it  here
ABMF
Account Balance Management Function
→  see it  here
Acc IF
Accounting Interworking Function
→  TS 23.203 (S.8)
AF
Application Function
→  see it  here
→  Naf SBI
AFE
Application Front End
→  TS 23.335 (4)
AMF
Access and Mobility Management Function
→  see it  here
→  Namf SBI
ANDSF
Access Network Discovery and Selection Function
→  see it  here
AS
Application Server
→  see it  here
ATCF
Access Transfer Control Function
→  see it  here
→  TS 23.237 (5.3.4)
ATGW
Access Transfer Gateway
→  see it  here
→  TS 23.237 (5.3.5)
AuC
Authentication Center
→  see it  here
AUSF
Authentication Server Function
→  see it  here
→  Nausf SBI
Top
B
BBERF
Bearer Binding and Event Reporting Function
→  see it  here
BD
Billing Domain
→  see it  here
BGCF
Breakout Gateway Control Function
→  see it  here
BM‑SC
Broadcast-Multicast Service Centre
→  see it  here
BPCF
Broadband Policy Control Function
→  see it  here
BSC
Base Station Controller
→  see it  here
BSF
Binding Support Function
→  Nbsf SBI
BSF
Bootstrapping Server Function
→  see it  here
BSS
Base Station System
→  see it  here
BTS
Base Transceiver Station
→  see it  here
Top
C
CBC
Cell Broadcast Centre
→  TS 23.041
CDF
Charging Data Function
→  see it  here
CGF
Charging Gateway Function
→  see it  here
CHF
Charging Function
→  see it  here
→  Nchf SBI
CSCF
Call Session Control Function
→  see it  here
C-SGN
CIoT Serving Gateway Node
→  see it  here
CS-MGW
Circuit Switched - Media GateWay
→  see it  here
CSS
CSG (Closed Subscriber Group) Subscriber Server
→  see it  here
CTF
Charging Trigger Function
→  see it  here
Top
E
EATF
Emergency Access Transfer Function
→  TS 23.237 (5.3.3)
EBCF
Event Based Charging Function
→  see it  here
E-CSCF
Emergency - Call Session Control Function
→  see it  here
→  TS 23.167 (6.2.2)
EIR
Equipment Identity Register
→  see it  here
eNB (eNodeB)
E-UTRAN Node B
→  see it  here
ePDG
evolved Packet Data Gateway
→  see it  here
E-SMLC
Evolved - Serving Mobile Location Centre
→  see it  here
E-UTRAN
Evolved - UTRAN
→  see it  here
Top
F
FN-RG
Fixed Network Residential Gateway
→  see it  here
Top
G
GANC
Generic Access Network Controller
→  TS 43.318 (5.2)
GCR
Group Call Register
→  TS 43.068 (5)
GCS AS
Group Communication Service Application Server
→  see it  here
GGSN
Gateway GPRS Support Node
→  see it  here
GLR
Gateway Location Register
→  see it  here
GMLC
Gateway Mobile Location Centre
→  see it  here
GMSC
Gateway Mobile-services Switching Centre
→  see it  here
gNB
new generation (5G) NodeB
→  see it  here
gNB-CU
gNB Central Unit
→  see it  here
gNB-CU-CP
gNB-CU-Control Plane
→  see it  here
gNB-CU-UP
gNB-CU-User Plane
→  see it  here
gNB-DU
gNB Distributed Unit
→  see it  here
gprsSSF
GPRS Service Switching Function
→  see it  here
gsmSCF
GSM Service Control Function
→  see it  here
gsmSSF
GSM Service Switching Function
→  see it  here
gsmSRF
GSM Specialised Resource Function
→  see it  here
GUP Server
Generic User Profile Server
→  see it  here
Top
H
HLR
Home Location Register
→  see it  here
HNB
Home NodeB
→  see it  here
HNB-GW
Home NodeB - GateWay
→  see it  here
HRPD-AN
cdma2000® High Rate Packet Data - Access Network
→  TS 24.302 (4.2)
HSGW
cdma2000® HRPD Serving GateWay
→  TS 24.302 (6.6)
HSS
Home Subscriber Server
→  see it  here
Top
I
IBCF
Interconnection Border Control Function
→  see it  here
I-CSCF
Interrogating - Call Session Control Function
→  see it  here
ICS UE
IMS Centralized Services capable User Equipment
→  see it  here
IM-GSN
InterMediate - GPRS Serving Node
→  see it  here
IM-MSC
InterMediate - Mobile-services Switching Centre
→  see it  here
IMS
IP Multimedia Subsystem
→  see it  here
IMS-AGW
IP Multimedia Subsystem - Access GateWay
→  see it  here
IMS-MGW
IP Multimedia Subsystem - Media GateWay
→  see it  here
I-NEF
Intermediate NEF
→  see it  here
IP-SM-GW
IP - Short Message - GateWay
→  see it  here
I-SMF
Intermediate SMF
→  see it  here
IWK-SCEF
InterWorKing Service Capability Exposure Function
→  see it  here
Top
L
LMF
Location Management Function
→  see it  here
LMU
Location Measurement Unit
→  see it  here
LRF
Location Retrieval Function
→  see it  here
Top
M
MBMS-GW
Multimedia Broadcast / Multicast Service GateWay
→  see it  here
MCE
Multi-cell/multicast Coordination Entity
→  see it  here
MGCF
Media Gateway Control Function
→  see it  here
MME
Mobility Management Entity
→  see it  here
MRB
Media Resource Broker
→  see it  here
MRFC
Multimedia Resource Function Controller
→  see it  here
MRFP
Multimedia Resource Function Processor
→  see it  here
MS
Mobile Station
MSC / MSC-S
Mobile-services Switching Centre - Server
→  see it  here
MTC-AAA
Machine Type Communications - Authentication, Authorization and Accounting
→  see it  here
MTC-IWF
Machine Type Communications - InterWorking Function
→  see it  here
Top
N
N3AN
Non-3GPP Access Network
→  see it  here
N3IWF
Non-3GPP InterWorking Function
→  see it  here
N5CW-UE
Non-5G-Capable over WLAN UE
→  see it  here
NAF
Network Application Function
→  see it  here
NB (NodeB)
UTRAN NodeB
→  see it  here
NE
Network Element
generic name
NEF
Network Exposure Function
→  see it  here
→  Nnef SBI
NF
Network Function
→  see it  here
ng-eNB
new generation (5G) evolved NodeB
→  see it  here
NPDB
Number Portability DataBase
→  TS 23.066
NRF
Network Repository Function
→  see it  here
→  Nnrf SBI
NSSF
Network Slice Selection Function
→  see it  here
→  Nnssf SBI
NWDAF
Network Data Analytics Function
→  see it  here
→  Nnwdaf SBI
Top
O
OFCS
OFfline Charging System
→  see it  here
OCF
Online Charging Function
→  see it  here
OCS
Online Charging System
→  see it  here
Top
P
PC
Protocol Converter
→  see it  here
PCEF
Policy and Charging Enforcement Function
→  see it  here
PCF
Policy Control Function
→  see it  here
→  Npcf SBI
PCRF
Proxy - Call Session Control Function
→  see it  here
P-CSCF
Proxy - Call Session Control Function
→  see it  here
PDN-GW (P-GW)
Packet Data Network - GateWay
→  see it  here
PFDF
Packet Flow Description Function
→  see it  here
PMD
Pseudonym Mediation Device
→  see it  here
PPR
Privacy Profile Register
→  see it  here
Top
R
RAF
Repository Access Function
→  see it  here
RCAF
RAN Congestion Awareness Function
→  see it  here
RF
Rating Function
→  see it  here
RNC
Radio Network Controller
→  see it  here
Top
S
SAS
Stand-Alone SMLC
→  see it  here
SBCF
Session Based Charging Function
→  see it  here
SCC-AS
Service Centralization and Continuity - Application Server
→  see it  here
SCEF
Service Capability Exposure Function
→  see it  here
S-CSCF
Serving - Call Session Control Function
→  see it  here
SCP
Service Communication Proxy
→  see it  here
SCS
Services Capability Server
→  see it  here
SEG
SEcurity Gateway
→  see it  here
SEPP
Security Edge Protection Proxy
→  see it  here
SGSN
Serving GPRS Support Node
→  see it  here
SGW
Signalling GateWay
→  TS 29.163 (6)
S-GW
Serving - GateWay
→  see it  here
SLF
Subscription Locator Function
→  see it  here
SME
Short Message Entity
→  see it  here
SMF
Session Management Function
→  see it  here
→  Nsmf SBI
SMLC
Serving Mobile Location Center
→  see it  here
SMSF
Short Message Service Function
→  see it  here
→  Nsmsf SBI
SMS-GMSC
Short Message Service - Gateway Mobile-services Switching Centre
→  see it  here
SMS-IWMSC
Short Message Service - InterWorking Mobile-services Switching Centre
→  see it  here
SMS-SC
Short Message Service - Service Centre
→  see it  here
SPR
Subscription Profile Repository
→  see it  here
Top
T
TDF
Traffic Detection Function
→  see it  here
TNAP
Trusted Non-3GPP Access Point
→  see it  here
TNGF
Trusted Non-3GPP Gateway Function
→  see it  here
TrGW
Transition GateWay
→  see it  here
TSSF
Traffic Steering Support Function
→  see it  here
TWAP
Trusted WLAN Access Point
→  see it  here
TWIF
Trusted WLAN Interworking Function
→  see it  here
Top
U
UCMF
UE radio Capability Management Function
→  Nucmf SBI
UDM
Unified Data Management
→  see it  here
→  Nudm SBI
UDR
Unified Data Repository
→  see it  here
→  Nudr SBI
UDSF
Unstructured Data Storage Function
→  see it  here
→  Nudsf SBI
UE
User Equipment
UPF
User Plane Function
→  see it  here
UTRAN
Universal Terrestrial Radio Access Network
→  see it  here
Top
V
VLR
Visitor Location Register
→  see it  here
Top
W
W-AGF
Wireline Access Gateway Function
→  see it  here
→  TS 23.316
Top