GSM Gateway
Pre-Requisites
Prepare the following required components:
- GSM Gateway
- Activated SIM Card
- PC with networking
- UCx Server
Configuring the GSM Gateway
- Connect a network cable between your PC and the FE01 connector on the back of the Gateway
- Set the IP address of the network adapter on your PC to be 192.168.11.2
- Set the subnet mask of the network adapter on your PC to be 255.255.255.0
- Power up the GSM gateway
- Connect to the GSM gateway by opening a browser and entering the address 192.168.11.1
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The default username and password is admin
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After logging in, navigate to the Network Configuration - Local Network page
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Configure the IP Address, Subnet Mask, Default Gateway and DNS Server(s) for the Gateway that matches your network
- Press the Save button and power down the Gateway
- Insert all the SIM cards that you are using while the power is off
- Disconnect the network cable between the PC and the GSM Gateway
- Connect the network cable from the port labeled FE01 on the GSM Gateway to your network
- Connect the PC directly to the network
- Power up the GSM Gateway
- Open a browser on the PC and enter the IP address that you configured in step 8 above
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Login with the default user name and password admin
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Navigate to the Operation - IP->Tel Operation page.
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Click the Add button
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Configure the following parameters:
- Set Source Prefix to Any
- Set Source IP to SIP Server
- Set Destination Prefix to Any
- Select Allow Call checkbox
- Enter a name in the Description (e.g. To PSTN)
- Press the OK button
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Navigate to the Operation - Tel->IP Operation page.
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Click the Add button
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Configure the following parameters:
- Set Source Prefix to Any
- Set Source Port to Port Group 0 <all>
- Set Destination Prefix to Any
- Select Allow Call and Auto Call check boxes
- Enter a name in the Description (e.g. To UCx)
- Press the OK button.
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Navigate to the System Configuration - Service Parameter page
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Configure the following parameters:
- Set 1st Preferred Codec to PCMU
- Set Play Voice Prompt for GSM Incoming Calls to No
- Set DTMF Method to RFC2833
- Set Only Accept Calls from SIP Server to Yes
- Set Allow Call from GSM to IP without Registration to Yes
- Set Allow Call from IP to GSM without Registration to Yes
- Press the Save button.
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Navigate to the System Configuration - SIP Parameters page.
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Configure the following parameters:
- Set SIP Server Address to the IP Address of the UCx Server
- Set From Mode when Caller ID Is Available to Tel/Tel
- Set From Mode when Caller ID Is Unavailable to Username
- Set Answer Mode to Alerted
- Set 183 Mode to Immediate
- Press the Save button.
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Navigate to the System Configuration - Port Parameter page
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Click the Detail button of the port you wish to configure:
- Set To VOIP Hotline to the DID of the Inbound Route to terminate the calls on this port too
- Set Auto-Dial Delay Time to 6 seconds to allow CLID to be passed between the first and second ring
- Press the Save button
- Power cycle the Gateway.
Configuring the UCx Server
- Open the UCx Web-based Configuration Utility
- From the PBX tab, select PBX Configuration
- From the left side column, select Trunks
- On the Add a Trunk page, from the list of different trunk types, select the Add SIP Trunk link
- Under General Settings, enter a descriptive name in the Trunk Name field
- Under Outgoing Settings, fill in the Trunk Name field (it can be the same or different from the Trunk Name under General Settings)
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In the Peer Details box, enter the following lines:
host=192.168.1.210
qualify=yes
context=from-trunk
type=friend
trustrpid=yes
sendrpid=yes
insecure=port,invite
dtmfmode=rfc2833
disallow=all
canreinvite=nonat
allow=ulaw - Ensure all the fields under Incoming Settings are blank
- Ensure the Registration String field is blank
- Press the Submit button
- Create an Inbound Route that has the same DID as the Hotline Number configured in Step 28 of the GSM Gateway setup above.