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4.2.5.5 Flash & Call waiting<br />
/<strong>VoIP</strong> Setup/Advance Setup/Flash & Call waiting<br />
On this page, user can define the parameters relative to the FLASH key and Call<br />
Waiting function. These functions usually work with PBX<br />
Token for flash key on <strong>VoIP</strong>(!):<br />
Define the token for flash key during <strong>VoIP</strong> protocol ( use “! “ by default).<br />
Flash Signal generate length :<br />
Define the pause time (ms) for one “,” symbol at /Routing Setting/<strong>VoIP</strong><br />
Call Out/. This pause till is useful for PBX seize the trunk line from<br />
extension line. The default time is 1000ms, Input range from 100 to<br />
3000ms.<br />
Flash Signal Detect Threshold:<br />
Define the threshold for valid FLASH signal. Only the flash time length<br />
between setting between min. to max. is accept by the gateway.<br />
Call waiting from PSTN when <strong>VoIP</strong> talking:<br />
Enable/Disable the Call Waiting function from PSTN line when talking by<br />
<strong>VoIP</strong>.<br />
Call waiting from <strong>VoIP</strong> when PSTN talking:<br />
Enable/Disable the Call Waiting function from <strong>VoIP</strong> when talking by PSTN<br />
line.<br />
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