2 / 12 Case 32: VIP-281GS and ATA P2P Configuration This picture illustrates basic installation topology of GSM Gateway and ATA for P2P mode.
3 / 12 Select the [ Advance>WAN Setting ] of Gateway to set up the WAN interface for the gateway. 1 Setup the WAN interface of VIP-281GS follow the information of IP that provides by ISP WAN Type Setting : Static IP IP Address : Subnet Mask : Default Router : GSM Gateway Configuration
4 / 12 Select the [Main Menu] -> [GSM Dialplan] of gateway to add the GSM Dialplan Number. GSM Routing Table: Phone Number: 09x Length: GSM Gateway Configuration
5 / Select the [Advance->VoIP Basic] of Gateway to set up the Port Number Settings port number Port 1 (FXS): 100 Port 2 (GSM): 200 GSM Gateway Configuration
6 / 12 7 Outgoing no: 300 Length of Number: 3 ~ 3 (The Number max/min allowed length you can dial ) Delete Length: 3 Destination IP/DNS: (remote ATA address ) Destination Port : 5060 Select the [Advance->Dialing Plan] of Gateway to add the incoming and outgoing dial plan for gateway call to ip phone used. 8 GSM Gateway Configuration
7 / 12 Incoming no: 09x Length of Number: 3 ~ 8 Delete Length: 0 Destination: GSM 9 Click the [Save Configuration] button to save configuration and [Reboot] System. 10 GSM Gateway Configuration
8 / Select the [ Network Settings ] of ATA configuration menu to modifies the IP address. 11 Insert IP address into each item. IP Type: Fixed IP (According as your application) IP : Mask : Gateway : Remember click Submit button after modified the parameters. ATA Configuration
9 / 12 Select the [ Network Settings ] of ATA configuration menu to modifies the IP address. Add a phone number into the phone book list, as the picture indicated that ATA Configuration
10 / 12 To click on the Save button of Save & Reboot menu to reboot the ATA to make the just settings effective. 15 ATA Configuration
11 / 12 For example: 1.From ATA make a GSM call through GSM Gateway by 2-stage dialing Step 1. ATA pickup the handset and hearing a dial-tone, then to input a number 200# Step 2. You will be hear a ring-back tone afterward, and then get a dial-tone form GSM port. Step 3. To input a GSM phone number, such as From ATA make a GSM call through GSM Gateway by 1-stage dialing Step 1. ATA Pickup the handset and hearing a dial-tone, then input the GSM phone number follow the IP address of GSM Gateway, such as 192*168*0*20* # Step 2. This call will call to GSM phone directly. 2.From Outside GSM make a call to ATA Step 1. Outside GSM call the GSM number of GSM Gateway. Step 2. Outside GSM will get dial-tone from GSM port Step 3. To input ATA number 300, then the ATA should be ring up. NOTE: The mentioned parameters and network settings in this sample be carefully modified to meet the real-world applications.