Define the prefix number on Area Code of VoIP Call out, any phone number prefix digits matched with the rule will call out by this rule's definition.

hl: represents Hot-Line, the port number would be added behind hl, such as if the call made through port 3 that would be filled in as hl3, and so on.

hl1: configured port 1 for Hot-Line, and so on.
(Please choose "Enable" on Line Setting / Hotline / for above two setting).

v: if the call route to default Server is disable, then the call will route to PSTN line by this rule.
v0: if the call route to default Server with the beginning number of 0 is disable, then the call will route to PSTN line by this rule, and so on.

p: if the call out via the assigned PSTN line is disable, then the call out will route to the assigned Sever by this rule, and so on.

p1: if the call route via PSTN with the beginning number of 1, then the call out will route to the assigned Server, and so on.
(These above four prefix code should be combined with the setting in pstn / rs of the Destination column used for G3000C series and G111b only right now).