Login to your Twilio account

Copy out the ACCOUNT SID, AUTH TOKEN and PHONE NUMBER

Now, navigate to "Explore Products"

Scroll down to the "Developers tools" section

Click on "TwiML Bins"

Click on your TwiML Bin, e.g. DualShield Call 

Copy out the handler URL

Login to your DualShield Admin Console, navigate to "Gateways"

click CREATE