SIP trunks enabling makes it possible to make and forward calls to mobile numbers. For now, the Link works only with the Twilio platform. You can add multiple trunks on a server and assign them to groups.
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For this feature, you must have the Link version with SIP and the purchased license with enabled SIP trunks. |
How to configure SIP trunks functioning
Register with Twilio.
Enter a reliable mobile number and verify it via SMS. It is used as CallerID.
Upgrade you account. It must not be Trial, as you will have to verify each called number manually. Also, you account must have positive balance.
Buy a number to make calls.
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5. Open Elastic SIP Trunks > Manage > Trunks and create SIP Trunk. The following settings are required for the trunk:
disabled call recording;
enabled SymmetricRTP;
subdomain for SIP Trunks (in the Termination SIP URI section);
IP access contol list: media servers and SIP proxies IP addresses (in the Authentication section). Only these IP addresses will be able to communicate with the trunk;
credentials with which entered media server will call (in the Credential lists section);
CallPerSec values for regions;
6. In the Numbers section, add an exesting (previously) created number for the trunk.
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7. Select available for calls counties in the Voice > Settings > Geo permissions section.
8. Open General setting of the Link server and go to the SIP trunks tab.
9. Click plus icon (in the left low corner).
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