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Several of the companies founded to develop SD-WAN routing technology have enjoyed significant customer uptake, but now the expansion of this market segment has attracted vendors from the traditional security and WAN optimization markets.


  • The market for software-defined wide-area networking (SD-WAN) technology has taken off over the last three years, as an increasing number of companies seeking to reap the benefits of more agile, dynamic and cheaper branch-office connectivity without losing quality of service.

Features and Benefits

  • Explains the benefits of SD-WAN versus conventional WAN.
  • Charts the progress of SD-WAN technology in recent years.

Key questions answered

  • Why are firewall vendors now offering SD-WAN?
  • How does the motivation for WAN optimization vendors to get into this market differ?

Table of contents

Ovum view

  • Summary
  • SD-WAN is an expanding market
  • Firewall and WAN optimization vendors have joined the fray
  • Ovum charts the lay of the land in SD-WAN


  • Further reading
  • Author

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