2.2.2.2 Keepalive

The Keepalive message is transmitted by the protocol client in a period interval of inactivity and ignored by the server. This helps to detect a TCP session that was dropped because of inactivity.

 <s:Envelope xmlns:s="http://www.w3.org/2003/05/soap-envelope" xmlns:a="http://www.w3.org/2005/08/addressing">
   <s:Header>
     <a:Action s:mustUnderstand="1">Microsoft.WindowsServerSolutions.Common.ProviderFramework.Keepalive</a:Action>
   </s:Header>
   <s:Body/>
 </s:Envelope>