ÖNORM EN 301692 V 2.0.2

The present document defines the stage 1 service description for Feature Package 1 - Circuit Switched Data (CSD) of the Cordless Terminal Mobility (CTM) service. Stage 1 is an overall service description, primarily from the service subscriber s and user s point of view, but does not deal with the details of the human interface itself. The present document includes information applicable to network operators and terminal, switch and database manufacturers. Feature Packages are offered in addition to the standard Cordless Terminal Mobility (CTM) Phase 2 service. However, for Feature Package 1 it is not necessary for the user to subscribe to the telephony service if he only requires data service applications. The present document contains the core service features and attributes for CTM CSD. Additional functionalities not documented in the present document may be implemented. The requirements of which are considered outside of the scope of the present document and consequently outside the scope of the corresponding stage 2 and stage 3 standards. Such additional functionality may be on a network-wide basis, or particular to one CTM user or a group of CTM users. Such additional functionality does not compromise conformance to the core requirements of the service. Charging principles are outside the scope of the present document, unless specific service requirements are stated. These requirements deal with the allocation of certain call charges to particular CTM users. Interactions with services and ISDN supplementary services not listed in clauses 8 and 9 are outside the scope of the present document. The CTM service allows users of cordless terminals to be mobile within and between networks. Where radio coverage is provided and the cordless terminal has appropriate access rights, the CTM user is able to make calls from, and to receive calls at, any location within the fixed public and/or private networks, and may m (...abbreviated)