Welltech FXSO Gateway In SIP V.1.2 - Manual (Page 82)

FXSO SIP Gateway User Manual Document Ver.: 102
Released Dec., 2004
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G.729 (20/40/60 ms)
G.729A (20/40/60 ms)
G.729B (20/40/60 ms)
G.729AB (20/40/60 ms)
-priority Priority preference of installed codecs.
G.723
G.711A
G.711U
G.729
G.729A
G.729B
G.729AB
-volume Specify the following levels:
voice volume (0~63, default: 29,28),
input gain (0~63, default: 26),
dtmf volume (0~31, default: 23),
-nscng No sound compression and CNG. (G.723.1 only, On=1,
Off=0).
-echo Setting of echo canceller. (On=1, Off=0, per port basis).
-mindelay Setting of jitter buffer min delay. (0~150, default: 90).
-maxdelay Setting of jitter buffer max delay. (0~150, default: 150).
Example:
voice -send g723 60 g711a 60 g711u 60 g729 60 g729a 60 g729b 60
g729ab 60
voice -volume voice 20 input 32 dtmf 27
voice -echo 1 1
usr/config$
Parameters Usage:
-print print current voice information and configurations .
-send define packet size for each codec. 20/40/60ms means to
send a voice packet per 20/40/60 milliseconds. The smaller
the packet size, the shorter the delay time. If network is in
good condition, smaller sending packet size is recommended.
In this parameter, 20/40/60ms is applicable to G.711u/a law,
and G.729/G.729A/G.729B/G.729AB codec, while 30/60ms is
applicable to G.723.1 codec.