Covers digital telecom exchanges, ISDN (Integrated Services Digital Network), IP-based networking, and Network Management Systems (NMS) used to monitor and manage the health of the entire railway telecom network from a central point.
Key Points
- NMS provides centralized, real-time visibility into network health across the entire telecom infrastructure — critical for quick fault diagnosis.
Content Status
Draft note, grounded in real official syllabus text found via research but not yet cross-checked against the primary RBE PDF directly. Treat as study-aid only until verified.