Cisco 300 Series Administration Guide

19
Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 381
Security: 802.1X Authentication
This section describes 802.1X authentication.
It covers the following topics:
• Overview of 802.1X
• Authenticator Overview
• Common Tasks
• 802.1X Configuration Through the GUI
• Defining Time Ranges<300-500>
• Authentication Method and Port Mode Support<300-500>
Overview of 802.1X
802.1x authentication restricts unauthorized clients from connecting to a LAN
through publicity-accessible ports. 802.1x authentication is a client-server model.
In this model, network devices have the following specific roles.
• Client or supplicant
• Authenticator
• Authentication server

Cisco 300 Series Specifications

General

Model	Cisco 300 Series
Category	Switch
Dimensions	Varies by model
Weight	Varies by model
Power over Ethernet (PoE)	Available on select models
Management	Web-based GUI, SNMP, CLI
VLANs	Up to 256
Security Features	ACLs, 802.1X, Port Security
Humidity	10% to 90% non-condensing
Ports	8, 16, 24, 48