Grandstream Networks GVC3210 User Manual page 131

Using these settings, users can configure ring or tone frequencies based on
parameters from the local telecom provider. By default, they are set to the North
American standard.
Frequencies should be configured with known values to avoid uncomfortable high
pitch sounds.
Syntax: f1=val, f2=val [,c=on1/off1[-on2/off2[-on3/off3]]];
(Frequencies are in Hz and cadence on and off are in 10ms)
ON is the period of ringing ("On time" in 'ms') while OFF is the period of silence. In
order to set a continuous ring, OFF should be zero. Otherwise, it will ring ON ms and
a pause of OFF ms and then repeat the pattern. Up to three cadences are supported.
Ring Back Tone:
Users can configure ring back tone which is the tone the caller will hear before the
callee answers the call. The default value: f1=440@-19,f2=480@-19,c=2000/4000;
Call Progress
Busy Tone:
Tones
Users can configure busy tone which will be heard if the callee is busy or on DND.
The default value: f1=480@-24,f2=620@-24,c=500/500;
Reorder Tone:
Users can configure reorder tone which will be heard when the call fails to be
established such as wrong account number is dialed, or the call is timed out. The
default value: f1=480@-24,f2=620@-24,c=250/250;
Confirmation Tone:
Users can configure confirmation tone which will be heard when the callee enables
call recording function or when the SIP account fails to register. The default value:
f1=350@-11,f2=440@-11,c=100/100-100/100-100/100.
Call Waiting Tone:
Users can configure call waiting tone when there is another incoming call during the
call. The default value: f1=440@-13,c=300/2000-300/2000-0/0.
This configures the call-waiting tone gain. By default, they are set to the North
Call-Waiting Tone
American standard. Users could select "Low", "Medium" or "High". The default setting
Gain
is "Low".
Configure the default ring cadence for the ring back tone. The default setting is
Ring Cadence
c=2000/4000;
GVC3210 User Guide
Version 1.0.1.18
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