Welltech VoIP ATA series V.303 - Manual (Page 18)

ATA Web user guide
Welltech Technology Co., Ltd.
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6.2 Dial Plan setting
6.2.1 Function
Provide dial rule and define proxy server prefix code.
6.2.2 Instructions
Figure 1: Suitable for 1FXS and 2FXS ATA.
(Figure 1)
Item Description
Index Index number. There are 4 rules to support dial rule for Add,
drop and replacement features.
Drop Prefix Default setting is Disable (Add Prefix number feature) . When it
was set to “Enable＂and the number match the
“
Rule＂number, ATA will replace the “Rule＂field number and