 The request headers
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" xmlns:SOAP-ENC="http://schemas.xmlsoap.org/soap/encoding/" xmlns:xsd="http://www.w3.org/1999/XMLSchema" xmlns:xsi="http://www.w3.org/1999/XMLSchema-instance"><SOAP-ENV:Header><types:RequestServerVersion xmlns:types="http://schemas.microsoft.com/exchange/services/2006/types" Version="Exchange2007"/></SOAP-ENV:Header><SOAP-ENV:Body xmlns:messages="http://schemas.microsoft.com/exchange/services/2006/messages"><messages:CreateItem xmlns="http://schemas.microsoft.com/exchange/services/2006/types" MessageDisposition="SendOnly"><messages:Items><Message><MimeContent> </MimeContent></Message></messages:Items></messages:CreateItem></SOAP-ENV:Body></SOAP-ENV:Envelope>

> POST /EWS/Exchange.asmx HTTP/1.1
> Soup-Debug-Timestamp: 1310537992
> Soup-Debug: SoupSessionAsync 1 (0x80bbe80), ESoapMessage 21 (0x85dd988), SoupSocket 2 (0x84e0810)
> Host: xxx.xx.xxx.xx
> User-Agent: Evolution/0.31.0
> Connection: Keep-Alive
> Content-Type: text/xml
> 
> <?xml version="1.0" encoding="UTF-8" standalone="no"?>
> <SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" xmlns:SOAP-ENC="http://schemas.xmlsoap.org/soap/encoding/" xmlns:xsd="http://www.w3.org/1999/XMLSchema" xmlns:xsi="http://www.w3.org/1999/XMLSchema-instance"><SOAP-ENV:Header><types:RequestServerVersion xmlns:types="http://schemas.microsoft.com/exchange/services/2006/types" Version="Exchange2007"/></SOAP-ENV:Header><SOAP-ENV:Body xmlns:messages="http://schemas.microsoft.com/exchange/services/2006/messages"><messages:CreateItem xmlns="http://schemas.microsoft.com/exchange/services/2006/types" MessageDisposition="SendOnly"><messages:Items><Message><MimeContent> </MimeContent></Message></messages:Items></messages:CreateItem></SOAP-ENV:Body></SOAP-ENV:Envelope>
  
< HTTP/1.1 200 OK
< Soup-Debug-Timestamp: 1310537992
< Soup-Debug: ESoapMessage 21 (0x85dd988)
< Cache-Control: private
< Transfer-Encoding: chunked
< Content-Type: text/xml; charset=utf-8
< Server: Microsoft-IIS/7.5
< X-EwsPerformanceData: RpcC=2;RpcL=15;LdapC=1;LdapL=0;
< X-AspNet-Version: 2.0.50727
< Set-Cookie: exchangecookie=43a603599bfb4ce78ad3c6dfe5565903; expires=Fri, 13-Jul-2012 06:28:45 GMT; path=/; HttpOnly
< X-Powered-By: ASP.NET
< Date: Wed, 13 Jul 2011 06:28:45 GMT
  
<?xml version="1.0" encoding="utf-8"?>
<s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/">
  <s:Header>
    <h:ServerVersionInfo xmlns:h="http://schemas.microsoft.com/exchange/services/2006/types" xmlns="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" MajorVersion="14" MinorVersion="0" MajorBuildNumber="722" MinorBuildNumber="0"/>
  </s:Header>
  <s:Body xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <m:CreateItemResponse xmlns:m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:t="http://schemas.microsoft.com/exchange/services/2006/types">
      <m:ResponseMessages>
        <m:CreateItemResponseMessage ResponseClass="Error">
          <m:MessageText>One or more recipients are invalid.</m:MessageText>
          <m:ResponseCode>ErrorInvalidRecipients</m:ResponseCode>
          <m:DescriptiveLinkKey>0</m:DescriptiveLinkKey>
          <m:Items/>
        </m:CreateItemResponseMessage>
      </m:ResponseMessages>
    </m:CreateItemResponse>
  </s:Body>
</s:Envelope>

