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3GPP (CT4)
TS 03.09














Handover Procedures

(P) GSM Rel-98 v7.0.0    1999/06    78 p.
(P) GSM Rel-97 v6.0.0    1998/10    77 p.
(P) GSM Rel-96 v5.1.0    1997/06    81 p.
(W) GSM Phase-2 v4.6.0    1996/02    81 p.
(P) GSM Phase-1 v3.2.1    1992/02    40 p.

Rapporteur:  MONRAD, Atle
Descendant(s):  TS 23.009    

This TS contains a detailed description of the handover procedures to be used in GSM PLMNs. The purpose of the handover procedures, as described in this TS, are to ensure that the connection to the Mobile Station (MS) is maintained as it moves from one Base Station System (BSS) area to another.

1   Scope   PDF-p. 5
2   References   PDF-p. 6
3   Definitions and abbreviations   PDF-p. 9
4   Role, functional composition of MSCs and interfaces for handover
5   Handover initiation conditions   PDF-p. 13      Up
6   General description of the procedures for intra - MSC handovers   PDF-p. 14
7   General description of the procedures for inter - MSC handovers   PDF-p. 15
8   Detailed procedures in MSC-A   PDF-p. 23
9   Detailed procedures in MSC-B   PDF-p. 27
10   Subsequent channel assignment using a circuit connection between MSC-A and MSC-B
11   Directed retry handover   PDF-p. 30
12   SDL diagrams   PDF-p. 31
A   Change Request History   PDF-p. 77