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
dot1x re-authenticate
dot1x re-authenticate
To manually initiate a reauthentication of all 802.1X-enabled ports or the specified 802.1X-enabled port,
use the dot1x re-authenticate command.
dot1x re-authenticate [interface interface-id]
Syntax Description
Defaults This command has no default settings.
Command Modes Privileged EXEC mode
Command History
Usage Guidelines You can use this command to reauthenticate a client without waiting for the configured number of
seconds between reauthentication attempts (re-authperiod) and automatic reauthentication.
Examples This example shows how to manually reauthenticate the device connected to Gigabit Ethernet
interface 1/1:
Switch# dot1x re-authenticate interface gigabitethernet1/1
Starting reauthentication on gigabitethernet1/1
Switch#
interface interface-id (Optional) Module and port number of the interface.
Release Modification
12.1(12c)EW Support for this command was introduced on the Catalyst 4500 series switch.

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