User manual

Four-Channel GSM VoIP Gateway

Forward to VoIP Auth Mode

This field sets protection for using the GSM connection to VoIP.

5) No Auth

Anyone can make phone calls through GoIP4.

6) Password

If a password is entered, the GoIP4 will generate an indication tone and wait for the

caller to dial the password.

7) Trust List

Enter the phone numbers in the Trust Number field if Trust List is used. People

calling from the trust phone numbers will be able to use GoIP4 to connect to VoIP.

8) Password or Trust List

Callers will be able to use GoIP4 for VoIP connection if their phone numbers are on

trust phone number list or if they have the password.

3.6 SMS Disposal

3.6.1 SMS Sender

VADcore offers a software to send out SMS to GSM network through GoIP4 Gateway. A SMS