3.1.5 Message Processing Events and Sequencing Rules

ROPs discussed in this document are synchronous and MUST be executed in the order outlined for each operation specified in sections 3.3.4.1, 3.3.4.2, 3.3.4.2.1, 3.3.4.3.2, and 3.3.4.3.3. Otherwise, the client and server behavior remains undefined.