arduino+GPRS SIM900 envois des données vers un serveur php+mysql

Au passage pour les curieux voici un exemple de requête et de réponse HTTP :

GET /forum/index.php?topic=148811.0 HTTP/1.1
Host: arduino.cc
User-Agent: Opera/9.80 (Windows NT 6.1; WOW64) Presto/2.12.388 Version/12.14
Accept: text/html
Accept-Language: fr
Accept-Charset: utf-8
HTTP/1.1 200 OK
Server: Apache
X-Powered-By: PHP/5.3.3
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Expires: Mon, 26 Jul 1997 05:00:00 GMT
Vary: Accept-Encoding
Last-Modified: Fri, 15 Feb 2013 18:22:54 GMT
Content-Type: text/html; charset=UTF-8
Date: Fri, 15 Feb 2013 18:22:54 GMT
Age: 0
Via: 1.1 varnish
Connection: keep-alive
X-Cache: MISS
Content-Length: 41862

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head>
	<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
	<meta name="description" content="arduino+GPRS SIM900 envois des données vers un serveur php+mysql" />
(...)