Web Services

Any piece of s/w that makes itself available over the internet using a standardised XML messaging system

• XML lies at their core
• RPC like earlier projects CORBA, DCOM
• except standard HTTP POST on port 80
• platform/language agnostic interfaces
• XML used for encapsulation of paramaters and results

Protocol Stack

Service Transport	HTTP, SMTP, FTP, BEEP
XML Messaging	XML-RPC, SOAP, REST
Description Service	WSDL
Discovery Service	UDDI

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See Also: XML Technologies | Web Development | Notes Index

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