5 to White Mesa, request-response MEP, not RPC

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echoString: document, literal
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POST /interop/r4/wsdl-xsd12 HTTP/1.1
Content-type: application/soap+xml; charset=utf-8; action = "http://soapinterop.org/echoString"
Host: localhost:8890
Content-length: 294

<?xml version="1.0" encoding="UTF-8"?>
<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://www.w3.org/2002/12/soap-envelope">
<SOAP-ENV:Body>
<ns0:echoString xmlns:ns0="http://soapinterop.org/">
<ns0:inputString>Testing document, literal</ns0:inputString>
</ns0:echoString>
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>HTTP/1.1 200 OK
Date: Wed, 19 Mar 2003 13:57:55 GMT
Server: WhiteMesa SOAP Server/3.0
Content-Type: application/soap+xml; charset="utf-8"
Content-Length: 280
Connection: close

<?xml version="1.0" encoding="UTF-8"?>
<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://www.w3.org/2002/12/soap-envelope">
<SOAP-ENV:Body>
<echoStringResponse xmlns="http://soapinterop.org/">
<return>Testing document, literal</return>
</echoStringResponse>
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>