Draytek Vigor3300V+, User Manual

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Vig Series User’s Guide 200
4.7.5 Miscellaneous
This page includes RTP and T.38 Starting Port, T.38 Redundancy Number , VoIP ToS,
and FAX Ringing settings.
RTP Starting Port The starting port number for RTP protocol packet. The default
setting is 13456.
T.38 Starting Port The starting port number for T.38 protocol packet. The default
setting is 49170.
T.38 Redundancy Number The redundancy number (how many payloads attaching to the
tail of the packet) for T.38 protocol. The default value is 1.
Dialing Completion
Timeout Users might dial with incomplete phone number and wait for
several seconds but not finish the complete dialing. The
system will force to dial the incomplete number after the time
you set in this field to finish that call. For example, the phone
number is 03654321 and the dialing completion timeout is set
to 4 (secs). The user dials with 036 and stops to dial. After
passing through 4 seconds, the router will send out that phone
call automatically.
VoIP ToS The ToS value in VoIP protocol packet. The default setting is
0xa0.
Line Polarity Reversal as Callee Answer - Check this box to generate line polarity
reversal while the remote user picks up the phone call.
as Callee on - hook - Check this box to generate line polarity
reversal while the remote user hangs up the phone call.
FXO auto disconnection if
no packet is received in X
minutes
Determine the time length for the FXO disconnecting
automatically when there is no packet received.
FXS On-hook Tip/Ring
Voltage
Determine the voltage of FXS port (on hook). Choose Low to
save the power.
Ringing Frequency Please select a proper setting as the ringing frequency.
Ringing Cadence - On Determine the length of the ringing time for incoming calls.