User`s manual

4.2.3 H.323 VoIP Advanced Configuration

Smart-QoS:

If this function is enabled, when VoIP call is occurred, the other data will be automatically

reduced traffic which across the internet in order to guarantee the voice bandwidth.

Silence Compression:

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.

DTMF Relay for H.323:

After the VoIP call is connected, when you dial a digit, this digit is sent to the other side by

DTMF tone. There are two methods of sending the DTMF tone. The first is “in band”, that is,