Multiple Choice
PSTN signaling in the United States uses ________.
A) Signaling System 7
B) ATM
C) TDM
D) SIP
E) Both b.and c.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q3: Deregulation is highest for _.<br>A)customer premises equipment<br>B)local
Q17: In the United States,_ handle long-distance communication.<br>A)ILECs<br>B)IXCs<br>C)Both
Q18: A ring topology is attractive because it
Q20: Within a LATA,ILECs and CLECs interconnect at
Q21: Which of the following has an altitude
Q23: In telephone wiring,there needs to be four
Q24: Which of the following is good for
Q27: Plenum wiring is needed for _.<br>A)heavy traffic
Q35: Call restriction refers to a switch's ability
Q47: Message units are a time and distance