Gartner Research

Use Regional WAN Providers to Reduce WAN Spending

Published: 10 August 2015

ID: G00278027

Analyst(s): Bjarne Munch, Danellie Young

Summary

Using one global network service provider for enterprise WAN remains expensive, and, as a result, 60% of multinationals evaluate regional providers to reduce WAN spending by as much as 40%. Network managers should use these guidelines to optimize costs and vendor selection by geographic location.

Table Of Contents
  • Key Challenges

Introduction

Analysis

  • Develop a Regional WAN Sourcing Strategy to Reduce a Globally Distributed Enterprise's Expenses by as Much as 40%
    • How Network Managers Can Reduce WAN Expenses
    • Regional Providers and When to Use Them
  • Design the Regional WAN Architecture Based on the Amount of Interregional Traffic
    • If Interregional Traffic Is Limited, Then Connect Multiple Regional WANs Directly to Global Data Centers
    • If There's Interregional Traffic, Then Connect Regional WANs via a Global Backbone

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