Planet VIP-281 Инструкция по эксплуатации онлайн [32/57] 66033

Planet VIP-281 Инструкция по эксплуатации онлайн [32/57] 66033
Telephone Advance
Figure 5-14. Telephone Advance setting
H.323 Telephone Advance Configuration
Silence Compression
(VAD)
If this function is enabled, when silence is occurred for a period of
time, no data will be sent across the network during this period in
order to save bandwidth.
(If you use Asterisk, please disable Silence Compression, it maybe
make you call disconnect.)
Voice Codec option
The codec is used to compress the voice signal into data packets.
Each codec has different bandwidth requirement. There are four
kinds of codec, G.723, G.729AB, G.711_u and G.711_A. The
default value is G.723.
Dial Complete Tone
When you use the VoIP call, you will hear “DuDu” voice that is dial
complete tone. If you don’t want to hear that tone, you can disable
it. (Default is enabling).
Dial Termination key
Setting Termination key to speed up VoIP dial. Select “*” or “#” to
Termination key.
FXS Impedance
The FXS provides 600/900 OHM impedances for selection.
Phone (Line) in/out
volume:
You can adjust the Phone (Line) in/out volume, range from -9db to
9db
(If you adjust too bigger, maybe generation some ECHO or noise)
Ring Frequency
You can configure how long the Ring Frequency do you want to
use.
DTMF tone power
Sometimes you input DTMF, but no request. You can adjust this
function, range from -6db to +6db.
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