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Flash Time
FAX Relay
Input(Encode)Gain
Output(Decode)Gain
Dialing Answer Delay
Time (sec)
PSTN Answer Ring
Count
Caller ID Mode
Flash Time will be sent to PSTN line.
Enable T.38 Fax Relay or T.30 Fax Bypass or not.
(T.30 Fax Bypass only supports G711a law)
Adjust the volume from PSTN to IP side (default is 0 dB)
Adjust the volume from IP side to PSTN (default is 0 dB)
When the polarity reversal detection is disabled, VGW-400
Series answer the call (establish call between VoIP and FXO)
after time out to start Billing count purpose. After the DTMF
digits dialing, VGW-400 Series send 183 with SDP to SIP Trunk
to enable the voice path for VOIP side.
This ring count is used for called ID detection and 2 stage
dialing.
If the caller ID is sending between the first ring and
second ring, this parameter should be set to greater than
or equal to 2.
If the caller ID is sending before the first ring, this
parameter can be set to greater or equal to 1.
After the ring count was reached, VGW-400 Series answer the
call and play voice greeting file if 2-stage dialing is selected. Or,
make the VOIP call out directly if hot line mode and number is
selected.
The detected Caller ID specification from the PSTN line based
on selected country list or FSK or DTMF
61
Internet Telephony Gateway
VGW-400 Series
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