Know When It's Time to Replace Enterprise Network Equipment

Archived Published: 04 March 2015 ID: G00273656

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Network managers must find a balance between maximizing installed equipment lifetime and jeopardizing network availability. To prioritize investments and minimize outages, they must understand factors that affect product life and events that trigger a replacement, then set a strategy for support.

Table of Contents

  • Introduction
  • Analysis
    • Set a Policy for Network Equipment Upgrades
      • Four Key Factors That Determine Useful Life
    • Establish Product-Specific Replacement Plans and Support-Level Requirements for the Different Classes of Equipment Within the Network
      • Is the Network Equipment Still Meeting Functional and Performance Requirements?
      • What Impact Will a Failure Have on This Network Element?
      • Is the Device Restricted to Internal Networks or Is It Exposed to the Internet?
      • Is It Part of a System or Does It Operate Stand-Alone?
      • Is There Increasing Risk of Hardware Component Failure?
      • How Stable Is the Deployment?
  • Gartner Recommended Reading
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