Configure Host MultiVOIP
16.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.
17.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.
Note: Only change the DTMF gain under the direction of
18.The Fax group enables you to send and receive faxes on the selected voice/fax channel. You can select the maximum baud rate for faxes from the list in the Fax group. If you do not plan to send or receive faxes on a given voice/fax channel, you can disable faxes in the Fax group.
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