3.2.5.3.10 Rules for the wxf:SignalResponse Message

A client sends a wxf:Signal request to stop executing a pipeline on the server, as specified in section 3.1.5.3.9. A server implementation MUST process this message and send a response message, if successful, using the wxf:SignalResponse message, as specified in [MS-WSMV] section 3.1.4.12.