2G - GSM
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NSS - Network Switching Subsystem
MSC - Mobile Switching Center
HLR - Home Location Register
VLR - Visitor Location Register
AuC - Authentication Center
EIR - Equipment Identity Register
VMS - Voice Mail Subsystem
IWF - Interworking Function
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BSC - Base Station Controller
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MSC - Mobile Switching Center
Last updated
2 years ago