The Roster Versioning protocol is specified in XEP-0237 (a Draft Standard of the XMPP Standards Foundation). This specification defines a proposed modification to the XMPP roster protocol that enables versioning of rosters such that the server will not send the roster to the client if the roster has not been modified, thus saving bandwidth during session establishment.
The following XML namespaces are used in the context of the Roster Versioning protocol:
The following XML schemas are available for the Roster Versioning protocol:
Information about this XMPP protocol is maintained by the XMPP Registrar.