Which of the following WAN technologies is MOST preferred when developing a VoIP system with 23 concurrent channels?
A. DSL
B. POTS
C.
T1
D. DOCSIS
Which of the following WAN technologies is MOST preferred when developing a VoIP system with 23 concurrent channels?
A. DSL
B. POTS
C.
T1
D. DOCSIS
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