Category: 22.001
- C.4 Mobile subscriber busy
- D.1 Scope
- 1 Framework for the description of telecommunication services
- 2 Description of circuit telecommunication services by the attribute method
- 3 Characterization of circuit telecommunication services
- 4 Provision of telecommunication services
- A.1 Information transfer attributes
- A.2 Attributes describing the access at the user equipment
- A.3 Interworking attribute
- A.4 General attributes