Cisco Catalyst 4500 Series Command Reference Guide

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
authentication event
authentication event
To configure the actions for authentication events, use the authentication event interface configuration
command. To return to the default settings, use the no form of this command.
authentication event fail [retry count] action [authorize vlan vlan | next-method}
authentication event server {alive action reinitialize | dead action authorize [vlan vlan] | voice
| dead action reinitialize [vlan vlan]}}
authentication event no-response action authorize vlan vlan]}
no authentication event {fail} | {server {alive | dead}} | {no-response}
Syntax Description
Command Default The default settings are as follows:
• The count is 2 by default.
• The current authentication method is retried indefinitely (and fails each time) until the AAA server
becomes reachable.
Command Modes Interface configuration mode
Command History
fail Specifies the behavior when an authentication fails due to bad user
credentials.
retry count (Optional) Specifies the number of times to retry failed authentications.
Range is 0 to 5. Default is 2.
fail action authorize
vlan vlan
When authentication fails due to wrong user credentials, authorizes the port
to a particular VLAN.
fail action
next-method
Specifies that the required action for an authentication event moves to the
next authentication method.
server alive action
reinitialize
Configures the authentication, authorization, and accounting (AAA) server
alive actions as reinitialize all authorized clients for authentication events.
server dead action
authorize [vlan vlan |
voice
Configures the AAA server dead actions to authorize data or voice clients
for the authentication events.
server dead action
reinitialize vlan vlan
Configures the AAA server dead actions to reinitialize all authorized data
clients for authentication events.
no-response action
authorize
When the client does not support 802.1x, authorizes the port to a particular
VLAN.
Release Modification
12.2(50)SG Support for this command was introduced.

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