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MultiVOIP User Guide Technical Configuration (T1/E1)
143
The Voice/FAX Parameters fields are described in the tables below.
Voice/Fax Parameter Definitions
Field Name Values Description
Default -- When this button is clicked, all
Voice/FAX parameters are set to their
default values.
Select
Channel
1-24 (T1)
1-30 (E1)
Channel to be configured is selected
here.
Copy
Channel
-- Copies the Voice/FAX attributes of
one channel to another channel.
Attributes can be copied to multiple
channels or all channels at once.
Voice Gain -- Signal amplification (or attenuation)
in dB.
Input Gain +31dB
to
–31dB
Modifies audio level entering voice
channel before it is sent over the
network to the remote VOIP. The
default & recommended value is 0 dB.
Output Gain +31dB
to
–31dB
Modifies audio level being output to
the device attached to the voice
channel. The default and
recommended value is 0 dB.
DTMF Parameters
DTMF Gain -- The DTMF Gain (Dual Tone Multi-
Frequency) controls the volume level
of the digital tones sent out for Touch-
Tone dialing.
DTMF Gain,
High Tones
+3dB to
-31dB &
“mute”
Default value: -4 dB. Not to be
changed except under supervision of
MultiTech’s Technical Support.
DTMF Gain,
Low Tones
+3dB to
-31dB &
“mute”
Default value: -7 dB. Not to be
changed except under supervision of
MultiTech’s Technical Support.