BD-VOIP-128S User Manual
4 Configurations on Web Interface
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CFNRy Timeout
Timeout for ‘call forwarding on no answer’ service
SLIC Setting
Impedance matched with analog phone.
REN
The maximum number of extensions that can be connected to a
single FXS port. If this parameter is configured, you need to restart
the device for the configuration to take effect.
Long Line Support
Whether to enable ‘Long Analog Extension Line’.
4.10.3
Media Parameter
Media parameters mainly include RTP start port, DTMF parameter, preferred Vocoder, etc.
Figure 4-13 Configure Media Parameters
Table 4-6 Explanation of Media Parameters
Use Random Port
If this parameter is enabled, the BD-VOIP-128S device will
choose a port by random as the start port for RTP.