6.9.1
FXO Port Configuration Settings
Table 6-13 FXO Port Configuration Settings
Field Description
Type
The type of this port.
Port
The ID number of physical port.
Impedance/CP Tone
The Impedance/CP Tone setting determines the dial tone,
busy tone, and ringback tone to the originating party. Select
the appropriate impedance/call-progress tone for the local
region.
Default Codec
Select g711ulaw or g711alaw for connecting to other
devices.
Input/Output Gain
t
Voice amplification or attenuation in dB scale to adjus
input/output volume of a PSTN line.
Caller ID Detection
en DID to an extension number, it is suggest to
Select to detect the Caller ID calling from PSTN lines.
)
Wh
enable this function, or the forwarding settings at
phone side may not work properly.
Answering by Battery Reversal
If selected, billable time will count from when the call is
Detection
answered.
)
Please enable this function when Central Office (CO)
site provides battery reversal.
Minimum Disconnection Tone
Minimum volume level of the disconnection tone. If a PSTN
e ,
trunk is found to have disconnection problem and low-voic
choose a lower dB.
Call Time Restriction
Enter a number (1-1440) in minute to limit the call period. If a
call lasts longer than the time, IP PBX will force to terminate
the call. Enter 0 or leave it blank to disable the function.
1
st
/ 2
nd
Frequency of On-cycle Tone
Enter a number in Hz for call disconnection on-cycle tone.
1
st
/ 2
nd
Frequency of Off-cycle Tone
Enter a number in Hz for call disconnection off-cycle tone.
Min/Max Duration of On-cycle Tone
Enter a time in ms for minimum or maximum duration of
le tone.
on-cyc
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