How many discrete call legs are needed to set up a call between the POTS phone attached to router 1 and the phone in the PSTN?
A. 3
B. 4
C. 6
D. 7
E. 8
F. 10
Answer: B
Explanation
We need four call legs as shown below
Cvoice question 71
How many discrete call legs are needed to set up a call between the POTS phone attached to router 1 and the phone in the PSTN?
A. 3
B. 4
C. 6
D. 7
E. 8
F. 10
Answer: B
Explanation
We need four call legs as shown below
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