1.7.1 Versioning
This protocol uses the versioning mechanisms defined in the following specifications.
SOAP 1.1 ([SOAP1.1]).
SOAP 1.2 ([SOAP1.2-1/2007]).
The data formatting and message processing of this protocol do not contain any further versioning mechanisms. The data itself is versioned to enable servers to determine whether clients need a full update or have an up-to-date version. This mechanism is described fully in sections 2 and 3 that follow.