![header thumbnail](/images/publishers\etsi_cover.gif)
PRETS 300 201 : APR 96 AMD 1
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
![header thumbnail](/images/publishers\etsi_cover.gif)
INTEGRATED SERVICES DIGITAL NETWORK (ISDN); CALL FORWARDING NO REPLY (CFNR) SUPPLEMENTARY SERVICE - SERVICE DESCRIPTION
23-07-2013
12-01-2013
Defines the stage one of the Call Forwarding No Reply (CFNR) 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.
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.