BS : Base Station
RNC : Radio Network Controller
ATM SW : Asynchronous Transfer Mode Switch
Pico BS : Pico-cell Base Station
IP BS : Internet Protocol Base Station

SONET : Synchronous Optical Network
SDH : Synchronous Digital Hierarchy
WDM : Dense Wavelength Division Multiplexing
L3 SW : Layer 3 Switch

FTTH : Fiber To The Home
OLT : Optical Line Terminal
ONU : Optical Network Unit
MC : Media Converter
STB : Set Top Box