ATIS I-0000062

Service Providers are adopting advanced network virtualization technologies like SDN and NFV to benefit from time-to-market flexibility and service agility. Virtual Network Functions (VNFs) may be deployed across diverse, multi-vendor execution environments with variable configuration options and capabilities impacting performance and capacity. This report presents an overview of existing performance metrics/KPIs to assist in dimensioning the NFV infrastructure to meet the needs of the NFV applications it supports.