Call setup is the establishment of a circuit between the caller and the party whose number she has dialed.
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Q1: The cabling and equipment located within a
Q2: Service area interface is a method of
Q3: Call routing is the establishment of a
Q5: The NXX number is a prefix that
Q6: Call supervision is the determination of a
Q7: Demarc boxes prevent both unauthorized tampering and
Q8: The system of cabling, poles, towers, and
Q9: The cable that runs from a subscriber's
Q10: Out-of-band signaling is a technique in which
Q11: Call routing is the determination of the
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