Controlling call flow in the Asterisk Dialplan using Curl and Json

It's very common that we want to use external services from our Asterisk Dialplan, and many times those external services are accessible via HTTP (such as a REST HTTP API). In this article we are going to see how we can use cURL to query an external HTTP service and read a response in JSON format and take action on the values returned to control the call flow in our dialplan. Using cURL to...
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