Gartner Research

Three Key Challenges to Resolve Before Deploying an SDN Overlay

Published: 22 May 2014

ID: G00263028

Analyst(s): Joe Skorupa, Mark Fabbi

Summary

SDN overlay solutions can appear to be a simple way for network and virtualization teams to quickly gain network agility without changing the existing physical network. However, overlay vendors often make assumptions that can degrade the performance and reliability of the resulting implementation.

Table Of Contents
  • Key Challenges

Introduction

Analysis

  • Organization Readiness Is Critical Before Addressing the Technical Issues Concerning SDN Overlays
  • Prevent Network Congestion Caused by Dynamic Workload Placement and Movement
  • Choose the Most Appropriate Methods to Connect to Nonvirtualized Resources
  • Integrate Management and Visibility Between Underlay and Overlay Networks

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