Multitech MultiVOIP 400 MVP400, Быстрый старт

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35
Software Installation
8. 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.
9. 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
Multi-Tech Technical Support.