SOAP avec HTTP
nHTTP/1.1 500 Internal Server Error
nContent-Type: text/xml; charset="utf-8"
nContent-Length: nnnn
n<SOAP-ENV:Envelope
  xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/"/>
<SOAP-ENV:Body>
    <SOAP-ENV:Fault>
        <faultcode>SOAP-ENV:Server</faultcode>
n <faultstring>Server Error</faultstring>
    </SOAP-ENV:Fault>
</SOAP-ENV:Body>
n</SOAP-ENV:Envelope>