The document discusses operating support systems (OSS), which are sets of programs that help communications service providers monitor, control, analyze and manage telephone or computer networks. Specifically, it covers:
- The definition and objectives of OSS, which aim to improve operational efficiency.
- How OSS have evolved from manual processes to integrated computer systems to support new technologies like wireless networks and VoIP.
- The main functions of OSS including network management, service delivery, fulfillment, assurance and customer care.
- Types of OSS like transaction processing systems, process control systems, collaboration systems and enterprise resource planning systems.
- Transaction processing systems in particular, which handle high volumes of business transactions online