SSH EN 300 927 V5.3.1:2000

Digital cellular telecommunications system (Phase 2+) (GSM); Numbering, addressing and identification (GSM 03.03 version 5.3.1 Release 1996)

Scope

The present document defines:
a) an identification plan for mobile subscribers in the GSM system;
b) principles of assigning telephone and ISDN numbers to MSs in the country of registration of the MS;
c) principles of assigning Mobile Station (MS) roaming numbers to visiting MSs;
d) an identification plan for location areas and base stations in the GSM system;
e) an identification plan for MSCs and location registers in the GSM system;
f) principles of assigning international mobile equipment identities;
g) principles of assigning zones for regional subscription;
h) an identification plan for groups of subscribers to the Voice Group Call Service (VGCS) and to the Voice
Broadcast Service (VBS); and identification plan for voice group calls and voice broadcast calls; an
identification plan for group call areas.