Netgate 1AFXS, User Manual

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Command with FXS Gateway
- 202 -
-print: Print current voice information and configurations.
-send: To 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 codec, while 30/60ms is applicable to G.723.1 codec.
-priority: Codec priority while negotiating with other h323 device. This parameter
determines the listed sequence in h.245 TCS message. The codec listed in
left side has the highest priority when both parties determining final codec.
User can also select the particular codec without others.
usr/config$ voice –priority g723 (only select this codec)
usr/config$ voice –priority g723 g729 g711u g711a (select four codecs, and
g723 is the first choice)
-volume: There are three adjustable value.
--voice volume stands for volume, which can be heard from Gateway
side(range 0~63, default: 28).
--input gain stands for volume, which the opposite party hears (range 0~38,
default: 28).
--dtmf volume stands for DTMF volume/level, which sends to its own Line