Using these settings, user can configure tone frequencies according to user
preference. By default, the tones are set to North American frequencies.
Frequencies should be configured with known values to avoid uncomfortable
high pitch sounds. ONis 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.
• “Dial tone”
• “Ringback tone”
• “Busy/Re-order tone”
• “Confirmation tone”
Please refer the document below to determine your local call progress tones:
http://www.itu.int/ITU-T/inr/forms/files/tones-0203.pdf
Disables the voice prompt configuration. Default is “No”. If set to “Yes”
accessing integrated voice menu will be impossible.
Disables the Direct IP Call function. Default is “No”. If set to “Yes” direct
IP-to-IP calling will not be supported.