NEN EN 300953 : 2000
Current
Current
The latest, up-to-date edition.
DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - CALL WAITING (CW) AND CALL HOLDING (HOLD) SUPPLEMENTARY SERVICES - STAGE 3 (GSM 04.83 VERSION 7.0.1 RELEASE 1998)
Published date
01-12-2013
Publisher
Defines the procedures used at the radio interface (Reference point Um as defined in GSM 04.02) for normal operation, registration, erasure, activation, deactivation, invocation and interrogation of call completion supplementary services.
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