What's the major differences between access network and core network ?

[coursekec]

What's the major differences between access network and core network ?

[SCHERIFFHELMY]

Dear Friend
Access networks include the Node b Stations and RNC equipments
core network includes MSC servers SMS severs, GGSN,SGSN
Group switches .

[Norlandtech]

Access network consist of BSS - BTS, BSC, MGW, PCF while core network is MSC, HLR, VLR etc