SOAP webservices

[Vinay Chandra GN]

Hi everybody,   1)    Whats the difference btwn JAXP,JAXB and JAXM   2)    I am new to SOAP. Can anybody .... post a sample SOAP clinet program which .... generates a SOAP Request with attachment.   3)    How do u call a webservice from the client program?   4)    To provide a webservice ... are we supposed to generate a wsdl file .. if so how ... ?   Rgds Vinay