Table of Contents

Foreword
1 Scope
  1.1 Normative references
  1.2 Abbreviations
2 Overview of Short Message Service (SMS) support
  2.1 Protocols and protocol architecture
  2.2 Use of channels
  2.3 Layer 2 SAPI 3 handling
3 Service definition
  3.1 General
  3.2 Service provided by the CM-sublayer
  3.3 Service provided by SM-RL
4 [Spare]
5 CM-procedures
  5.1 General
  5.2 Short Message Control states
  5.3 Short message control procedures
  5.4 Concatenating short message or notification
      transfers
6 SM-RL-procedures
  6.1 General
  6.2 Transition states of SMR entity
  6.3 Short Message Relay procedures
7 Message functional definitions and content
  7.1 General
  7.2 Messages for short message or notification
      transfer on CM
  7.3 Messages for short message and notification
      transfer on SM-RL
8 Message format and information elements coding
  8.1 CP-messages
  8.2 RP-messages
9 Handling of unknown, unforeseen, and erroneous
  protocol data
  9.1 General
  9.2 CP Error Handling
  9.3 RP Error Handling
10 Timers
Annex A (informative): Arrow diagrams
Annex B (normative): SDL-description of the CM-layer
Annex C (informative): Arrow diagrams
Annex D (normative): SDL-description of the short
        message relay layer
Annex E (informative): Cause definition
Annex F (informative): LAPDm SAPI 3 handling for short
        message service
History

Abstract

Describes the procedures used across the mobile radio interface by the signalling layer 3 function Short Message Control (SMC) and Short Message Relay function (SM-RL).

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	SMG 3
Supersedes	PRETS 300 559 : MAR 96