ADTRAN Express 5210, User Manual

Page: 103 / 203

Chapter 8. Voice Configuration
61200208L1-1 Express 5210 User Manual 8-5
Interface Type
Select a two-wire or four-wire interface type (for the E&M voice
card only).
Voice Coder
Select the desired V
OICE
C
ODER
. This setting must be the same for
both the host and remote units. The choices are G.723 and
N
ETCODER
.
Line 1 and L2 Options (L1 and L2 OPTIONS)
Choose voice transmission settings for the two voice lines using the
following selections:
Receive TLP (RX TLP)
R
ECEIVE
TLP is the receive gain setting with a range of -10
DBM
to
+5
DBM
(in steps of 1 dB). The voice port can be disabled by setting
this field to D
ISABLE
.
Max Fax Rate
The Express 5210 supports fax up to 14.4 kbps. The maximum fax
rate may be set lower to reduce the amount of bandwidth used for
a fax. Rates are:
O
FF
(fax not supported), 4800 , 7200 , 9600 , and
14.4
K
bps.
Fax Gain
Used to set the gain during a fax session. This field should be left at
default unless fax problems are encountered.
Silence Suppression (SILENCE SUPP)
S
ILENCE
S
UPPRESSION
reduces bandwidth during voice
transmission by allocating bandwidth back to data during periods
of silence in a voice call.