For the purposes of the present document, the terms and definitions given in
TR 21.905 and the following apply.
A term defined in the present document takes precedence over the definition of the same term, if any, in
TR 21.905.
Usage Monitoring Group:
A Usage Monitoring Group is a set of service data flow(s)/application(s) of a UE that share a common traffic usage allowance and need to be monitored together for usage monitoring control purposes.
For the purposes of the present document, the abbreviations given in
TR 21.905 apply.