Gartner Information Technology Research

Market Trends: SD-WAN and NFV for Enterprise Network Services

Published: 30 January 2020

ID: G00387262

Analyst(s): Gaspar Valdivia , To Chee Eng


As adoption of software-defined wide-area network and internet in enterprise WAN grows, so does competition in service management. Network service providers must rethink their longtime settled go-to-market and service delivery practices to ensure success meeting new enterprise demands.

Table Of Contents


Market Trend

  • SD-WAN Becomes the De Facto Option for the Enterprise WAN Edge
  • Market Structure Trend
    • Competition Grows on Both WAN Edge Products and Managed SD-WAN Services
    • The Market for NFV-Based WAN Edge Remains Slow
  • Buyer Trend
    • SD-WAN Uptake Surges, Internet for WAN Transport
    • Network Security Needs to Be Rearchitected for SD-WAN and Internet
    • Enterprises Are Yet to Acknowledge the Benefits of uCPE
    • More Managed Services, but More Sourcing Options
    • Visibility, Co-Management, Automation and Business Outcomes
  • Technology Trend
    • SD-WAN Moving Toward Outcome Standardization
    • Open Standards, Open Source
    • Increasing Automation
    • New Options for WAN Transport
    • Convergence of SD-WAN and Network Security

Vendors to Watch

  • AT&T
  • Cato Networks
  • Equinix
  • Microsoft Azure Virtual WAN
  • Teridion

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