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Configuration Of IAX Trunk With Trixbox For Use With VoIPtalk Setup

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The VoIPtalk IAX service requires numbers to be sent with the full country code. For example, if you wish to call our office you would send the number in the following format (e164) to our call server: 442070433490. A rule can be setup to do this in the GUI




  1. For Outgoing calls:

    Go to PBX -> PBXSettings, and click Trunks. Click add IAX2 trunks, and in General Settings enter your PSTN incoming number received from voiptalk.org in Outbound Caller ID field.
  2. Check the Never Override CallerID check box, and set Maximum Channels to 20 or any limit you require (Note there may be channel limit on your voiptalk account depending on your voiptalk account tariff)

    Configuration Of IAX Trunk With Trixbox For Use With VoIPtalk Setup

  3. Leave Outbound Dial Prefix and the Outgoing dialing rule field blank.

    In Outgoing settings set trunk name to VoIPtalk_IAX, and PEER details as
    host=iax5.voiptalk.org
    secret=your voiptalk iax account password
    type=peer
    username=your voiptalk iax account

    Configuration Of IAX Trunk With Trixbox For Use With VoIPtalk Setup

  4. Leave Incoming Setting fields blank, and press Submit changes then select the orange bar at the top of the screen to reload the Configuration files.
  5. Choose from the left hand menu Outbound Routes: and select the default 0 9_outside route on the right. Then select IAX2/VoIPtalk_IAX in the Trunk Sequence drop down list 0 and press Add, after that press Submit button to save the changes.

    Select the orange bar at the top of the screen to reload the Configuration files.

    Note. By default this outbound rule is using a prefix of 9. You can change this in Dial Patterns as per your requirements.

    You should be able to dial out on VoIPtalk trunk.
  6. Incoming calls

    Go to asterisk -> FreePBX click Setup then click Trunks, and select your VoIPtalk trunk you created for out going calls. In Ingoing Settings set the USER context as your voiptalk iax incoming number and set USER Details as
    context=from-pstn
    type=friend
    username=your voiptalk iax incoming number

    Configuration Of IAX Trunk With Trixbox For Use With VoIPtalk Setup

  7. Set inbound dialing route:

    On left hands side menu click on Inbound Routes and set your PSTN number as DID number, leave the caller id and the Zap channel field blank. This is not required with VoIPtalk trunk.

    Configuration Of IAX Trunk With Trixbox For Use With VoIPtalk Setup

  8. Select option Signal RINGING and leave Alert info field as blank. In Set Destination select from the menu of Core the extensions of you phone. Press Submit changes and select the red bar at the top of the screen to reload the Configuration files.

    Configuration Of IAX Trunk With Trixbox For Use With VoIPtalk Setup

  9. Configuration Of IAX Trunk With Trixbox For Use With VoIPtalk Setup

  10. Set your Dialling plan for your VoIPtalk incoming number:

    You need to set the routes for your incoming numbers on voiptalk.org to get incoming calls working. To do this go to [url]www.voiptalk.org[url] and click on my account tab page. Enter your email address and your voiptalk user password. (This is not the SIP account password). Then you will see the list of your voiptalk IDs and associated incoming numbers, click on the incoming number you want to use with VoIPtalk-SIP trunk on your trix box. This will present you the manage incoming number. Select the Select a Configuration Option to Route to a PBX.

    Configuration Of IAX Trunk With Trixbox For Use With VoIPtalk Setup

  11. Select from Choose VoIP Protocol: Asterisk PBX (IAX)

    Configuration Of IAX Trunk With Trixbox For Use With VoIPtalk Setup

  12. Entert the IP address of your trixbox machine and click on route button:

    Configuration Of IAX Trunk With Trixbox For Use With VoIPtalk Setup

  13. Dial your incoming number and this should ring the selected extension on Trixbox.


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