For the Web Services Invocation Framework (WSIF), dynamic invocation means providing the following levels of support when invoking Web services:
WSIF supports (1) through the use of providers.
The providers support (2) by using the WSDL description to access the target service.
Related concepts
WSIF architecture
Using WSIF with Web services that offer multiple bindings
WSIF and WSDL
WSIF usage scenarios