LevelOne VOI-8001 - Manual (Page 23)

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4.2.2.4 Line configure/ Line Feature
/VoIP Setup/Line Configure/ Line Feature
This page defines the feature on the phone port of the VoIP Gateway.
A. Dial Pause signal length(as ,)[100~3000] ms:
Define the pause time (ms) of the “,” on the /Routing Setting/VoIP Call
Out/ . This pause time is usually for time delay when connect to PBX and
used for seize the CO line. The default pause time is 1000ms. The input
range is between 100 to 3000 ms. User can use more then one “,” to get
longer delay time.
B. Loop Current Drop & Polarity Reversal Generate：
Define the signal generated on local side when remote side disconnects:
z Disable: Disable the Loop current Drop and Polarity Reversal
Generate signal, only generate busy tone.
z Polarity Reversal-> Enable: Enable FXS interface to generate the
Polarity Reversal Signal.
z Current Drop-> 1 S: Enable FXS interface to generate one second
Current Drop signal.
z Current Drop-> 2 S: Enable FXS interface to generate two seconds
Current Drop signal.