PRETS 300 357 : AUG 93
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - COMPLETION OF CALLS TO BUSY SUBSCRIBERS (CCBS) SUPPLEMENTARY SERVICE (CCBS) SUPPLEMENTARY SERVICE
01-10-1995
12-01-2013
Defines the stage one of the Completion of Calls to Busy Subscriber (CCBS) 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 |
NA 1
|
| DocumentType |
Draft
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Superseded
|
| SupersededBy |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.