Fabric 1 (NETCONF NED) over 1000 Green Field Service, OSS Orchestrator, OSS Frontend Core VPLS 2 (CLI NED) over 300 Green Field CLI NED Service, Orchestrator, OSS Metro Ether Ring 1 (CLI NED) over 150 Green Field CLI NED, Service Orchestrator, OSS Frontend Dev Experiences with NSO 11 2016 2018 2017 Prod Domain: Device types: Num. of Devices: Field Out-source: In-source: SR/EVPN(Testbed) 1 (NETCONF NED) 6 Green Field N/A, all in-source 2016 2018 2017 PoC Domain: Device types: Num. of Devices: Field: Out-source: Disaggregated Transport 15 (NETCONF NED) 25 Green Field N/A, all in-source VPLS(Testbed) 1 (CLI NED) 12 Brown field N/A, all in-source