EVOLVED PACKET SYSTEM ARCHITECTURE

EVOLVED PACKET SYSTEM ARCHITECTURE:





BSC: Base Station Controller
RNC: Radio Network Controller
RAN: Radio Access Network

MSC : Mobile Switching Center

SGSN: Serving GPRS Support Node

eNB: evolved NodeB

MME: Mobility Management Entity

SGW: Serving Gateway

PGW: PDN Gateway

PCRF: Policy and Charging Rule Function

HSS: Home Subscriber System 
AAA: Authentication,Authorization & Accounting