Four Channel’s GSM VoIP Gateway
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GoIP_4 supported three types SMS Dial
：
A
：
Mode 1
GoIP_4 dial the call use SMS sender call ID
B
：
Mode 2
GoIP_4 dial the call via itself VoIP account and add the SMS sender phone
number to Call Divet option’s Forward Number (VoIP to PSTN) automatic.
C
：
Mode 3
GoIP_4 dial the call via itself VoIP account and add the SMS sender phone
number to SIP invites be call number.
D
：
SMS Dial Prefix
When GoIP_4 dial a SMS call, it will automatic add this option’s digit in be
Called ID.
z
Mode 1 examples:
A. GoIP_4 use SMS Dial Mode 1:
One mobile phone’s number is (86)13800000000, it sends a SMS “8675588228822” to
