Interconnection: the physical connection of separate telephone networks
Bandwidth:the range of frequencies available to be occupied by signals.
Universal service: service provision within every home
Universal access: service provision within reach of the different homes
Encryption
Digital analogue
Geosynchronous satellite
Analogue
Regulation deregulation
Incumbent: the dominant or public operator
New carrier
POI: Point of interconnection
Price squeeze
Collocation: facility sharing of space or infrastructure
Price cap: a mechanism of setting a maximum charge a operator can charge his clients
Equal access
Pre-selection: the mechanism which allows users to determine their carrier of choice
Type approval: