8-Port SIP Internet Telephony Gateway
VGW-800 Series
61
Fax Relay
To enable T.38 Fax Relay or T.30 Fax Bypass or not.
(T.30 Fax Bypass only supports G711a law)
Input (Encode) Gain
Adjust the volume from PSTN to IP side (default is 0 dB)
Output (Decode) Gain
Adjust the volume from IP side to PSTN (default is 0 dB)
Dialing Answer Delay
Time (sec)
When the polarity reversal detection is disabled, VGW-800
Series answers the call (establish call between VoIP and FXO)
after time out to start billing count purpose. After the DTMF
digits dialing, VGW-800 Series sends 183 with SDP to SIP
Trunk to enable the voice path for VoIP side.
PSTN Answer Ring
Count
This ring count is used for called ID detection and 2-stage
dialing.
z
If the caller ID is sent between the first ring and the
second ring, this parameter should be set to greater than
or equal to 2.
z
If the caller ID is sent before the first ring, this parameter
can be set to greater or equal to 1.
After the ring count is reached, VGW-800 Series answers the
call and plays voice greeting file if 2-stage dialing is selected.
Or, make the VOIP call out directly if hotline mode and number
is selected.
Caller ID Mode
The detected Caller ID specification from the PSTN line based
on selected country list or FSK or DTMF.
Содержание VGW-800FO
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