How to config Ecsow dialer to use Twilio?

Once your active your sip trunk on Twilio.com. You will got the following credentials information as the below shows.
Please use the following credentials to setup your Ecsow Dialer System.

Domain/Host: justcallv1.sip.us1.twilio.com
Username: 191287
Password: Oc1544519871

Input your SIP information at Ecsow dialer -> SIP Account tab as the below image shows.