Analog Voice Ports

Here you will find answers to CVoice – Analog Voice Port Questions

Question 1

Refer to the exhibit for IP addresses and telephone numbers. You are working with a customer opening a small sales office in Atlanta. You want the user in Atlanta to be able to dial into the PBX in New York over the IP WAN. The New York PBX uses ground start, a two-wire operation, and DTMF dialing. Choose the correct FXO port configuration commands for New York.

A.
voice-port 1/0/0
signal ground-start
operation 2-wire
dial-type dtmf

B.
voice-port 1/1/1
destination 2015551212
signal ground-start
operation 2-wire
type 1
dial-type dtmf

C.
voice port 1/0/0
session target ipv4:172.16.1.1
destination 2015551212
signal ground-start
operation 2-wire
dial-type dtmf

D.
voice port 1/0/0
session target ipv4:172.16.1.1
source 2015551212
signal wink-start
operation 2-wire
dial-type dtmf

Answer: A

Question 2

Refer to the exhibit. Which configuration option will allow communication between a voice-enabled router and a PBX?

Customer PBX System Parameters The calling PBX seizes the line by activating its M-lead. The calling PBX toggles its M-lead on and off for a specific time. The calling PBX receives the on/off signal and sends DTMF digits in the voice path This is an older PBX so the on/off signal needs to be configured for the correct period of time The voice path is 4-wires and the signaling path uses 2-wires

A. voice port 1/0/0
signaling wink-start
operation 4-wire
auto-cut-through
type 1

B. voice port 1/0/0
signaling immediate-start
operation 4-wire
type 5

C. voice port 1/0/0
signaling delay-start
auto-cut-through
operation 4-wire
type 3

D. voice port 1/0/0
signaling wink-start
operation 4-wire
type 4

Answer: A

Question 3

Examine the following PBX system parameters:

• The calling side seizes the line by going off-hook on its E-lead and sends information as DTMF digits.
• The voice path is 4-wires, and the voice enabled router is in another building from the PBX.

Select the correct set of commands to allow communication between a voice enabled router and a PBX.

A.
voice port 1/0/0
signal immediate-start
operation 4-wire
type 2

B.
voice-port 1/0/0
signal delay-dial
operation 4-wire
type 1

C.
voice port 1/0/0
signal wink-start
operation 4-wire
type 3

D.
voice port 1/0/0
signal immediate-start
operation 4-wire
type 4

Answer: A