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using SOAP-messages, typically conveyed using HTTP with an XML
serialization in conjunction with other Web-related standards.
2.1.11.1
Simple Object Access Protocol (SOAP) is a standard
protocol specification for message exchange based on XML.
Communicaiton between the web service and client happens
using XML messages. SOAP defines the rules for
communication like what are all the tags should be used in XML
and their meaning.
Figure 2.12
SOAP Architecture
Source : http://support.ca.com – Web Service Protocols
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