PRETS 300 199 : SEP 90
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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INTEGRATED SERVICES DIGITAL NETWORK (ISDN); CALL FORWARDING BUSY (CFB) SUPPLEMENTARY SERVICE - SERVICE DESCRIPTION
01-12-1994
12-01-2013
Defines the stage one of the Call Forwarding Busy (CFB) supplementary service for the pan-European Integrated Services Digital Network (ISDN) as provided by European public telecommunications operators. Defines the interworking requirements of private ISDNs with the public ISDN. Does not cover charging principles.
| Committee |
STC NA1
|
| DocumentType |
Draft
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Superseded
|
| SupersededBy |
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