Dynamix DW-02 Bedienungsanleitung PDF herunterladen (Seite 122)

FXS H.323 VoIP Gateway User Manual

Parameter Usages:

-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 (range 0~31,

default: 23).

-nscng: Silence suppression and comfort noise generation setting (1 = ON; 0 = OFF). It is

applicable to G.723 codec only.

usr/config$ voice -nscng g723 1

-echo: On or Off the activate each canceler.

-mindelay: The minimum jitter buffer size (Default value= 90 ms).

-maxdelay: The minimum jitter buffer size (Default value= 150 ms).

usr/config$ voice –mindelay 90 –maxdelay 150

Note:

Be sure to know well the application before you change voice parameters because this

might cause incompatibility.

For example:

usr/config$ voice –print

Voice codec setting relate information

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Dynamix DW-02 Bedienungsanleitung Seite 122