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GMPLS impact on network provider’s OPEX when compared to traditional approaches

Client. Client. Progress. Progress. Receive Info. Receive Info. Receive. Receive. Contract. Contract. Information. Information. E2E Test Status. E2E Test Status. Delivery Report. Delivery Report. Receive. Receive. Contract. Contract. Sales. Sales. Delivery Report.

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GMPLS impact on network provider’s OPEX when compared to traditional approaches

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  1. Client Client Progress Progress Receive Info Receive Info Receive Receive Contract Contract Information Information E2E Test Status E2E Test Status Delivery Report Delivery Report Receive Receive Contract Contract Sales Sales Delivery Report Delivery Report Handling Handling Customer Customer Activate Alarm Activate Alarm Administration Administration Billing Billing Care Care Management Management (Databases) (Databases) Create Create Project Project Project Project Project Project Coord. Coord. Work packages Work packages Coord. (cont‘d) Coord. (cont‘d) Management Management Coordination Coordination E2E Test E2E Test Network Network Operation Operation Install Install Configure Configure Plan Plan Local Domain Local Domain Network Network Support Support Install Install Configure Configure Plan Plan Operation Operation E2E Test E2E Test Other Domain Other Domain External External Support Support Install Install Configure Configure Plan Plan Supplier Supplier E2E Test E2E Test Client Client Signaling Signaling Acknowledgement Acknowledgement Sales Sales UNI UNI Administration Administration Customer Customer Activate Alarm Activate Alarm Billing Billing (Databases) (Databases) Care Care Management Management Yes Yes Project Project Response Response Call Control Call Control Management Management OK? OK? No No Path Resv. . Network Network Operation Operation Manual Intervention Manual Intervention RSVP RSVP Signaling Signaling INNI INNI Local Domain Local Domain … … . . Path Resv. ENNI . . Network Network INNI Operation Operation RSVP RSVP Signaling Signaling INNI Other Domain Other Domain ENNI Path Resv . . External External INNI INNI RSVP RSVP Signaling Signaling Supplier Supplier GMPLS impact on network provider’s OPEX when compared to traditional approaches S. Pasqualini1, S. Verbrugge2, A. Kirstädter1, A. Iselt1, D. Colle2, M. Pickavet2, P. Demeester2 1Siemens AG, Corporate Technology, Information & Communication, Munich, Germany 2Department of Information Technology (INTEC), Ghent University – IMEC – IBBT, Ghent, Belgium Sandrine.pasqualini@siemens.com Traditional process structure Service Provisioning • Continuous and recurring processes: • Continuous cost of infrastructure • Routine Operations/maintenance • Reparation • Operational network planning • Marketing • Service management processes: • Service offer • Service provisioning • Service cessation • Service move or change Yearly OPEX (€) OPEX for non-standard service Automation with GMPLS Impact of GMPLS • Continuous and recurring processes: • Mesh-based restoration • Less back-up capacity, lowers CAPEX • Faster network configuration, but software complexity increases • Improved fault management • Service management processes: • SLA negotiations • Standardized interfaces (UNI, NNI) • End-to-end signaling • automation of processes, • lowers OPEX Conclusion OPEX savings of ≈50% for service management. The resilience scheme impacts network dimensioning, which in turn impacts OPEX. Acknowledgments This work was supported by the European Commission through IST-NOBEL and ePhoton/One. And by the institute for the Promotion of Innovation through a PhD grant for the second author, and the GBOU-project IWT 010058.

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