Revisiting 802.1X-Based LAN Access Controls
Published: 22 September 2011
Organizations are expanding their use of 802.1X beyond their wireless network infrastructure to put in place device and user identity-based controls and to have a better answer to the question, "Who is using the (wired) network?"
Table Of Contents
Summary of Findings
- What Is the Customer Problem?
- Technology Trends
- Creating a Common User Experience
- Evolution in the IEEE 802.1X Standard
- Going Beyond the Standards
- Dynamic Device Profiling
- Role of Context in Access Decisions
- Device Health Control Enforcement
- Market Trends
- The Market for Policy Infrastructure Products
- Maturing Market Demand
- Focusing on New Challenges
- Competitive Differentiation
- Next Steps
- Customer Perspectives
- What Are Customers Doing to Implement 802.1X Controls on Their LANs and WLANs?
- What Is the Customer Experience With Larger Scale Deployment Projects?
- Key Take-Aways From Customer Projects
- Customer Bottom Line
- Strong Industry Support for the Standard
- Effective Operational Tools
- Vendor and Channel Support for Deployment Projects
- Network Availability Impacts
- Network Infrastructure Dependencies
- Managing the Inventory of Exceptions
- Consider Using a Security Zone That Segregates User Endpoints
- Establish the Infrastructure to Enforce Controls Based on Identity and Context
- Build Identity and Security Requirements Into Related IT Plans
- Consider Physical Security and Location-Based Risks
- Avoid Vendor Lock-In by Constraining Projects to Supported Industry Standards
- Leverage Dynamic Profiling Tools
- Take a Phased Approach to the 802.1X Deployment Project
- Network Infrastructure Vendor Solutions
- Alcatel-Lucent 8950 AAA Solution
- Avaya's Identity Engines' Ignition Server
- Aruba Networks' Amigopod and ArubaOS Policy Enforcement Firewall
- Cisco's Secure ACS and Identity Services Engine (ISE)
- Enterasys Networks' Authentication and Authorization Solution
- HP's User Access Management (UAM) and Identity Driven Manager (IDM)
- Juniper Network's Unified Access Control (UAC) Appliance and Steel-Belted RADIUS (SBR)
- Additional Vendor Offerings
- Avenda Systems' eTIPS Policy System
- FreeRADIUS Project
- Great Bay Software's Beacon Endpoint Profiler
- IBM's AIX RADIUS Server
- Interlink Networks' RAD-Series AAA RADIUS Server
- Microsoft's Network Policy Server (NPS) and Internet Authentication Service (IAS)
©2020 Gartner, Inc. and/or its affiliates.
All rights reserved.
Gartner is a registered trademark of Gartner, Inc. and its affiliates.
This publication may not be reproduced or distributed in any form without Gartner’s prior written permission.
It consists of the opinions of Gartner’s research organization, which should not be construed as statements of fact.
While the information contained in this publication has been obtained from sources believed to be reliable, Gartner disclaims all warranties as to the accuracy, completeness or adequacy of such information.
Although Gartner research may address legal and financial issues, Gartner does not provide legal or investment advice and its research should not be construed or used as such.
Your access and use of this publication are governed by Gartner’s Usage Policy.
Gartner prides itself on its reputation for independence and objectivity.
Its research is produced independently by its research organization without input or influence from any third party.
For further information, see
Guiding Principles on Independence and Objectivity.