SORACOM Air SIM controller by telephone.
- Create Twilio account.
- get new phone number to control SORACOM SIMs.
- Get Twilio auth token.
- Create Heroku account.
- Press Deploy button and configure.
- Visit Twilio dashboard and set Request URL to
GET https://<yourappname>.herokuapp.com/twilio
on incoming voice call. - Now, try to call to the number gotten on Twilio!