gistfile1.ascx

<%
' replace with your account's settings
' available in the Dashboard
accountSid = "ACxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
authToken = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"

' setup the URL
baseUrl = "https://api.twilio.com"
msgUrl = baseUrl & "/2010-04-01/Accounts/" & accountSid & "/Messages"

' setup the request and authorization
Set http = Server.CreateObject("MSXML2.ServerXMLHTTP")
http.open "POST", msgUrl, False, accountSid, authToken
http.setRequestHeader "Content-Type", "application/x-www-form-urlencoded"

' call parameters
caller = "your-number-here" ' the number to call from
called = "recipient-number-here" ' the number to dial
body = "message-here" ' The text of the message
mediaUrl = "media-url-here" ' URL of the media you want to include

postData = "Caller=" & Server.URLEncode(caller)
postData = postData & "&Called=" & Server.URLEncode(called)
postData = postData & "&Body=" & Server.URLEncode(body) 
postData = postData & "&MediaUrl=" & Server.URLEncode(mediaUrl) 

' send the POST data
http.send postData

' optionally write out the response if you need to check if it worked
' Response.Write http.responseText

' clean up
Set http = Nothing
%>