Level 2 specification
NR/L2/TEL/30184
Specification for Network Rail Telecoms systems architecture, technical design and test assurance
Issue 1, 03 June 2017 · IP networks, transmission & security
Clause map — what each clause deals with
| 1 | Purpose | Controls applied to NR Telecom software/hardware system projects (BSS/OSS/IT) — architecture, design and test assurance |
| 2 | Scope | Applies to NRT systems architecture, strategy/roadmap, design and test assurance |
| 3 | Role and responsibilities | Roles — application developer, systems architect, SDA, test assurance manager |
| 4 | Definitions | Definitions |
| 5 | NRT System architecture – key requirements | Key requirements for any project introducing NRT systems |
| 6 | Business requirements management | Business requirements management — specification and opportunity register |
| 7 | Systems architecture | The systems architecture life cycle — release management, roadmap, governance, option selection |
| 7.5 | Architecture governance | Architecture governance, policies and exceptions |
| 8.1 | Design Assurance | Design assurance — SDA role, OSD, DSD, interface design, compliance, approval |
| 8.2 | Test assurance | Test assurance |
| 8.3 | Design RACI | Design RACI |