TM Forum releases Frameworx 13.5, which includes
Telecommunication Application Map (TAM) [12] that
describes what kind of functionalities that must be provided by
a telecommunication company to support their customer.
Depicted in Fig. 2, in TAM, there are 7 blocks, including:
1. Market / Sales Management
2. Product Management
3. Customer Management
4. Service Management
5. Resource Management
6. Supplier / Partner
7. Enterprise