Outbound call-iXHC Realtime voice Twilio configuration steps

This is a guide to configure a Twilio phone number associated with an assistant created on iX Hello Customer to make outbound call and connect to Realtime voice application.

Create Elastic SIP Trunk (For outbound calling)

Twilio Elastic SIP Trunking guide: Elastic SIP Trunking | Twilio

1. Go to Elastic SIP Trunks page: Console | Twilio

2. Click on Create new SIP-Trunk, give a friendly name and Click on Create button

1. Enable following settings & click on Save button : Secure Trunking, Call Transfer, Symmetric RTP

1. Add Termination SIP URI and IP Access Control Lists or Credential Lists depending on the authentication required

1. Add Disaster Recovery URL on Origination settings

1. Add an Existing Number for doing outbound calls

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Create Programmable SIP Domain (For Realtime voice application)

Twilio SIP guide: Inbound - Sending SIP to Twilio | Twilio

1. Go to Programmable SIP Domains page & click on Plus icon: Console | Twilio

1. Add FRIENDLY NAME & SIP URI

1. Add Voice Authentication as required

1. Add a Webhook URL & select HTTP POST under Call Control Configuration. This is the TwiML Webhook URL for the iX Hello Customer Realtime voice application

1. Enable Secure Media & SIP Registration, add CREDENTIAL LISTS as needed and click Save button

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Configure Elastic SIP Trunk & Programmable SIP Domain

Configure Elastic SIP trunk & Programmable SIP domain on communications infrastructure side depending on the setup.