Session information records (sub-types 1 to 7) contain the following sections only:
One session configuration section may be present, and includes the following:
One session accounting section may be present. It provides any accounting data collected for the session.
One session RTM section may be present. It provides RTM data that may have been collected for the session.
One explicit route data section may be present. It provides information about explicit routes associated with the subject sessions.