A bald man wearing a light-colored shirt and a blazer is holding a microphone close to his mouth, appearing to speak or sing, possibly addressing an audience about the latest in SD-WAN backbone technology. The image is in black and white, with him facing slightly to the right.

John Koetsier

John writes for Forbes, hosts video podcasts including TechFirst with John Koetsier, and consults with tech companies in Silicon Valley and around the world.

Latest From John Koetsier

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  • cisco
  • Corporate
  • Customers
  • Manufacturing
  • SASE
  • SD-WAN
  • SD-WAN Backbone
  • VPN
  • vulnerability
  • zero trust
  • Zero Trust Network Access
  • ZTE
  • ZTNA

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  • André van der Walt
  • Andrina Brun
  • Charlie Gough
  • Christian Brauchli
  • Dave Martin
  • David Balaban
  • Francesco Bizzozero
  • Jacqueline de Groen-Lelieveld
  • James Pearse
  • John Koetsier
  • Lenka Sykorova
  • Moritz Mann
  • Open Systems
  • Paul Keely
  • Renato Iten
  • Stefan Keller

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  • All Languages
  • English
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