B.1 Introduction

29.2053GPPApplication of Q.1900 series to bearer independent Circuit Switched (CS) core network architectureRelease 17Stage 3TS

This Annex specifies a new mobile APM usage "Transparent support of mobile services".

In ITU-T Recommendation Q.1902.3 [8], for the Application Transport Parameter (APP), the following codepoint is defined to refer to this application context identifier (ACI):

0 0 0 0 1 1 1 MST <as defined in ETSI TS 129.205>

The text in ITU-T Recommendation Q.1902.5 [10] shall be followed when implementing this application with the following clarification:

– where the text refers to BAT ASE this shall be interpreted to mean Mobile Service Transport (MST) service.

The MST service shall use implicit addressing; see ITU-T Recommendation Q.765 [24].