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FreePBX 12

1. SRV Lookup should be enabled in the FreePBX:

Go to "Settings", "Asterisk SIP Settings", "Advanced General Settings".

2. Go to "Connectivity" - "Trunks" and add a SIP trunk.

Information used in the example:

111111: Your sip number from the personal account

Password: Your sip number password from the "SIP-settings" section in your personal account.

Trunk Name: Zadarma

USER Context: 111111

Register String: 111111:password@sip.zadarma.com/111111

In PEER Details and USER Details enter the following data:

host=sip.zadarma.com

insecure=invite,port

type=friend

fromdomain=sip.zadarma.com

disallow=all

allow=alaw&ulaw

dtmfmode=auto

secret=password

defaultuser=111111

fromuser=111111

qualify=400

directmedia=no

nat=force_rport,comedia


3. Go to "Connectivity" - "Inbound Routes" and create an inbound route Zadarma-in

DID Number: 111111

You can set where the call will be routed to in the "Set Destination" section (it can be routed to a PBX extension number, a call group, an IVR, etc.)

4. Go to "Connectivity" - "Outbound Routes" and create an outbound route Zadarma-out.

Go to "Dial Patterns that will use this Route", enter a full stop (.) in the blank space indicated as "match pattern" and create a route. (As displayed by a red arrow in the screenshot below.) . If you skip this stage, you will not be able to make outgoing calls.