19
Software Installation
channel’s configuration to any other channel by clicking
Copy. Everything on the Interface tab will be copied to
the other channel.
13. Repeat the above steps to configure the interface type for
each voice/fax channel.
The Voice/Fax tab displays the parameters for the voice
coder, faxing, and DTMF gain.
14. To change the voice coder, select the channel from the
Select Channel list, then select the new voice coder entry
from the Voice Coder list.
If you changed the voice coder, ensure that the same
voice coder is used on the voice/fax channel you are
calling. Otherwise, you will always get a busy signal.
15. If you selected the FXO interface and are using touchtone
dialing, you can set up the DTMF gain (or output level in
decibels - dB) for the higher and lower frequency groups
of the DTMF tone pair. Make your selections from the
lists in the DTMF Gain group. In the Duration box, enter
the DTMF tone duration in milliseconds. 100 is entered by
default.