Which of the following is not the function provided by a switching system in a traditional telephony
network?
A.
call setup
B.
call supervision
C.
customer IDs and telephone numbers
D.
codec processing
Which of the following is not the function provided by a switching system in a traditional telephony
network?
Which of the following is not the function provided by a switching system in a traditional telephony
network?
A.
call setup
B.
call supervision
C.
customer IDs and telephone numbers
D.
codec processing