VADcore GoIP4 Manual do Utilizador descarregar pdf (Página 34)

Four-Channel GSM VoIP Gateway

 Mode 2 example:

GoIP4 use SMS Dial Mode 2:

A mobile phone’s number is (86)13800000000, it sends a SMS “8675588228822” to GoIP4’s

GSM SIM card. When GoIP4 device receives this SMS, it will automatically call the number

8675588228822, and the caller number is GoIP4’s SIP account number.

GoIP4 will set the SMS sender number to “Call Divert “option’s “Forward Number (VoIP to

PSTN” automatically. The result is, when SIP server receives the SMS call and call back to

GoIP4, GoIP4 will automatically call the SMS sender via GSM network.

The sent-out signaling as follow:

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VADcore GoIP4 Manual do Utilizador Página 34