PRETS 300 939 : AUG 97
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - MOBILE RADIO INTERFACE SIGNALLING LAYER 3 - GENERAL ASPECTS
07-23-2013
01-12-2013
Covers architecture of layer 3 and its sublayers on the GSM Um interface, i.e the interface between mobile station and network. Also covers the basic message format and error handling applied by the layer 3 protocols. The corresponding protocols are defined elsewhere. The communication between sublayers and adjacent layers and the services that are provided by the sublayers are distributed by use of abstract service primitives. Only external observed behaviour that results from the description is normatively prescribed by this Technical Specification.
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