ITU‐T's Technical Reports and Specifications 339 Table of Contents Page 1 Scope ...................................................................................................................... 342 2 References .............................................................................................................. 342 3 Definitions .............................................................................................................. 342 3.1 Terms defined elsewhere ............................................................................... 342 3.2 Terms defined in this document .................................................................... 343 4 Abbreviations and acronyms .................................................................................. 343 5 The architecture terminology ................................................................................. 344 5.1 Architecture .................................................................................................... 344 5.2 ICT Architecture .............................................................................................. 345 5.3 ICT Architecture development methodology ................................................. 346 5.4 Smart Sustainable City ICT Architecture ......................................................... 346 5.5 SSC ICT Architecture development methodology .......................................... 347 5.6 SSC ICT Architecture interfaces ...................................................................... 348 6 SSC ICT architecture ................................................................................................ 348 6.1 SSC ICT architecture framework ..................................................................... 348 6.1.1 Identification of needs ................................................................................... 348 6.1.2 Scope Identification ........................................................................................ 350 6.1.3 Stakeholders Identification ............................................................................ 351 6.1.4 Architectural Principles .................................................................................. 352 6.1.5 Functional Requirements ............................................................................... 354 6.1.6 SSC ICT Architectural views ............................................................................ 354 6.2 SSC ICT Meta‐Architecture ............................................................................. 356 6.3 SSC ICT architecture ........................................................................................ 359 6.3.1 SSC ICT system's analysis and subsystems' definition .................................... 359 7 Indicative SSC ICT architectural snapshots from different views ............................. 360 7.1.1 A software engineering view of the SSC ICT architecture .............................. 360 7.1.2 A communications view of the SSC ICT architecture ..................................... 361 7.1.3 Modular SSC ICT architecture approach ........................................................ 365 8 Guidelines for the SSC ICT architecture ................................................................... 368 9 Conclusions ............................................................................................................ 375 Appendix A ........................................................................................................................ 377 Bibliography ...................................................................................................................... 380