send and get XML via POST

[eluser]Unknown[/eluser]
Hello guys!
Plase help!
I can`t understand, how send and get XML code via method POST.

Thank you!!!

[eluser]Derdiusz[/eluser]
Can you explain it? What results do you expect?

[eluser]pbreit[/eluser]
Check out sendPayload in Xmlrpc.php.