The MTSO is the Mobil Telephone:
Answer(s): E
Internet telephony can:
Answer(s): D
Cable TV providers have selected ______________ as the basis for rolling out telephony.
Answer(s): A
Internet networks must be upgraded to provide the same ______________ as the PSTN today.
Answer(s): C
A call which has reached the central office has three possible destinations: a local line, ________ or an IXC POP.
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