The example below shows several CIM-XML extension headers for a GetClass operation on the root/cimv2 namespace
M-POST /cimom HTTP/1.0
Content-Type: text/xml;charset=UTF-8
Accept: text/xml, application/xml
Man: http://www.dmtf.org/cim/mapping/http/v1.0;ns=48
48-CIMProtocolVersion: 1.0
48-CIMOperation: MethodCall
48-CIMMethod: GetClass
48-CIMObject: root%2Fcimv2
User-Agent: Java1.2.1
Host: edoc5-pc
Content-length: 445
<?xml version="1.0" encoding="UTF-8"?>
http://www.wbemsolutions.com/tutorials/snia/SMI/Technical/cim-xml.html