User manual

VOPTech GoIP User Manual

is 30 minutes. When the call duration is less than or equals 10 minutes, the gateway will send

a short message to 13713652130 (the SIM card ID is 2130 in the reporting message.) to report

the remaining call duration. When one-time call duration is longer than 8 minutes, the call will

be disconnected.

When the call duration is over, it becomes 0. Users can dial the SIM card number by the

mobile phone and when the second dialing tone is heard, press *10 to restore the value.

3.9 SMS Mode

The GoIP permits you to call VoIP users or forward short messages through the SMS.

3.9.1 SMS Dialing under SIP Protocol

Under the SIP protocol, the GoIP permits users to dial back through the SMS. After users send

the called number to the GoIP through the SMS, the GoIP gateway will send a call request to

the SIP server automatically. Users who need this function should choose the following

parameters:

Select SMS Mode > Dial and the following page is displayed.

The GoIP supports three types of outgoing call via SMS:

A: Mode 1

In this mode, the GoIP sets the calling number of the SMS as the calling number of the call

and the called number as the short message content;

B: Mode 2

In this mode, the GoIP sets the SIP number of the GoIP as the calling number of the call and

the called number as the short message content;