Cisco

350-030 · Question #226

Which signaling method cannot solve the FXO disconnect problem?

The correct answer is C. pulse dial. See the full explanation below for the reasoning.

Question

Which signaling method cannot solve the FXO disconnect problem?

Options

Apower denial
Btone-based supervisory disconnect
Cpulse dial
Dground-start signaling
Ebattery reversal

How the community answered

(45 responses)

A
7% (3)
B
2% (1)
C
76% (34)
D
13% (6)
E
2% (1)

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Full 350-030 Practice