SMS
When your application gets initiated to send a message, Plivo makes an HTTP request to themessage_url, which is one of the mandatory parameters when sending a message.
Requirements
- The
message_urlshould respond with an XML document that provides instructions to control the SMS. - The
Content Typeof the response header, returned by themessage_url, must be set totext/xmlorapplication/xml. - The XML document returned should contain a valid Plivo Message XML element as described below.