Gartner Research

Toolkit: Bandwidth Estimation Model

Published: 17 January 2008

ID: G00150419

Analyst(s): Jean-Claude Delcroix , Jo Bennett , Jay E. Pultz

Summary

Enterprises must plan bandwidth requirements for WANs and the Internet. This toolkit provides the Gartner Bandwidth Estimation Model (BEM) overall methodology and helps define network capacity and WAN optimization impact. It can offer support in contract negotiation and budget forecasting.

Table Of Contents
  • Description of Methodology Step by Step
    • Determine Your Enterprise's Attitude Toward IT Investment and Innovation
    • Categorize Users and Sites
    • Define Application Requirements
  • Determining the Bandwidth Requirements at Peak Times
    • Examples of Specific Video Applications
    • WAN and Internet Bandwidth
    • Calculate Bandwidth Requirements for Each Site
    • Derive Site Capacity to Install
    • Evaluate the Other Factors

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