Cisco Catalyst 4500 Series Administration Guide

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Software Configuration Guide—Release IOS XE 3.6.0E and IOS 15.2(2)E
OL_28731-01
Chapter 46 Configuring 802.1X Port-Based Authentication
Configuring 802.1X Port-Based Authentication
• Configuring 802.1X with Authentication Failed, page 46-72 (optional)
• Configuring 802.1X with Voice VLAN, page 46-74 (optional)
• Configuring Voice Aware 802.1x Security, page 46-75
• Configuring 802.1X with VLAN Assignment, page 46-77
• Enabling Fallback Authentication, page 46-79
• Enabling Periodic Reauthentication, page 46-83 (optional)
• Enabling Multiple Hosts, page 46-84 (optional
• Changing the Quiet Period, page 46-86 (optional)
• Changing the Switch-to-Client Retransmission Time, page 46-87 (optional)
• Setting the Switch-to-Client Frame-Retransmission Number, page 46-88 (optional)
• Configuring an Authenticator and a Supplicant Switch with NEAT, page 46-89
• Manually Reauthenticating a Client Connected to a Port, page 46-96 (optional)
• Initializing the 802.1X Authentication State, page 46-96
• Removing 802.1X Client Information, page 46-96
• Resetting the 802.1X Configuration to the Default Values, page 46-96 (optional)
Default 802.1X Configuration
Table 46-1 shows the default 802.1X configuration.
Table 46-1 Default 802.1X Configuration
Feature Default Setting
Authentication, authorization, and accounting (AAA) Disabled
RADIUS server
• IP address
• UDP authentication port
• Key
• None specified
• 1645
• None specified
Per-interface 802.1X protocol enable state Force-authorized
The port transmits and receives normal traffic without
802.1X-based authentication of the client.
Periodic reauthentication Disabled
Time between reauthentication attempts 3600 sec
Quiet period 60 sec
Number of seconds that the switch remains in the quiet state
following a failed authentication exchange with the client.
Retransmission time 30 sec
Number of seconds that the switch should wait for a response to
an EAP request/identity frame from the client before
retransmitting the request.

Cisco Catalyst 4500 Series Specifications

General

Series	Catalyst 4500 Series
Category	Switch
Layer Support	Layer 2, Layer 3
Form Factor	Modular chassis
Stackable	No
Chassis Slots	3, 6, 7, 10
Power Supply Options	AC, DC
Redundancy	Power supply, Supervisor engine
Network Management	Cisco IOS Software CLI, SNMP, Cisco Prime Infrastructure
Features	Security, QoS
Port Density	Up to 384 ports per chassis
Security Features	802.1X, ACLs, DHCP Snooping, Dynamic ARP Inspection, IP Source Guard
Supervisor Engine	8-E