3 Definitions and abbreviations

28.4023GPPPerformance Management (PM)Performance measurements for Evolved Packet Core (EPC) and non-3GPP access interworking systemRelease 17Telecommunication managementTS

3.1 Definitions

For the purposes of the present document, the terms and definitions given in TR 21.905 [5] 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 [5].

The measurement names defined in the present document are all beginning with a prefix containing the measurement family name. This family name identifies all measurements which relate to a given functionality and it may be used for measurement administration (see TS 32.401 [3]).

The list of families currently used in the present document is as follows:

– SUB (measurements related to Subscriber Management)

– TUN (measurements related to Tunnel Establishment Management)

3.2 Abbreviations

For the purposes of the present document, the abbreviations given in TR 21.905 [5] and the following apply.
An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in TR 21.905 [5].

AAA Access, Authentication and Authorisation

ePDG Evolved Packet Data Gateway