OSS/BSS in Telecom Overview

OSS/BSS in Telecom

• OSS (Operations Support Systems) and BSS (Business Support Systems) are crucial for telecom management, influencing service delivery and customer relations.

TMN and TMF TOM Model

• TMN (Telecommunications Management Network) offers a framework for managing telecom services.
• TMF (TeleManagement Forum) TOM (Telecom Operations Map) Model serves as a standard for business processes in telecommunications.

FAB Components

• FAB (Framework for Architecture Business) defines structural components that streamline telecom operations and services.

eTOM – Concepts & Principles

• eTOM (enhanced Telecom Operations Map) classifies domains, aiding in organizing telecom operations based on shared architectural attributes.
• Vertical Context indicates the lifecycle stages of an enterprise, facilitating clarity in operations.
• Process Decomposition helps break down processes hierarchically, revealing detailed insights at each decomposition level.

SID – Shared Information and Data

• SID (Shared Information/Data) domains unify business entities that possess common architectural characteristics.
• ABEs (Aggregate Business Entities) represent cohesive, loosely coupled groupings of information and operations.
• Business Entities (BEs) are fundamental concepts with distinct attributes and inter-entity relationships.

SID – Key Definitions

• Attributes describe essential facts relevant to business entities.
• Relationships signify the associations between BEs and between an entity and itself.

NGOSS – Next Generation OSS

• NGOSS promotes enhanced standards for OSS, evolving with technological advancements to improve functionality and service quality.

OSS/BSS Systems Overview

• Operations Support Systems comprise tools like service order management, inventory management, and network provisioning.
• Business Support Systems encompass functionalities like customer relationship management (CRM), billing, and online charging.

eTOM – Level 3 Views

• Various processes are detailed in the eTOM framework:
  • Order-to-Payment: Covers the entire billing cycle from order initiation to payment completion.
  • Usage-to-Payment: Tracks service consumption and its corresponding billing.
  • Assurance: Ensures reliable service quality and performance monitoring.
  • Problem-to-Solution: Addresses issue resolution processes.
  • Complaint-to-Solution: Manages customer complaint handling effectively.
  • Trouble Ticket-to-Solution: Streamlines the process of managing and resolving trouble tickets.