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Cisco Catalyst 4500 Series Software Configuration Guide

Cisco Catalyst 4500 Series
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49-60
Catalyst 4500 Series Switch, Cisco IOS Software Configuration Guide - Cisco IOS XE 3.9.xE and IOS 15.2(5)Ex
Chapter 49 Configuring 802.1X Port-Based Authentication
Configuring 802.1X Port-Based Authentication
This example shows how to enable the guest VLAN feature and to specify VLAN 5 as a guest VLAN:
Cisco IOS Release 12.2(50)SG and later
Switch# configure terminal
Switch(config)# dot1x guest-vlan supplicant
Switch(config)# interface gigabitethernet5/9
Switch(config-if)# switchport mode access
Switch(config-if)# dot1x pae authenticator
Switch(config-if)# authentication event no-response action authorize vlan 5
Switch(config-if)# authentication port-control auto
Switch(config-if)# end
Switch#
Cisco IOS Release 12.2(46)SG or earlier
Switch# configure terminal
Switch(config)# dot1x guest-vlan supplicant
Switch(config)# interface gigabitethernet5/9
Switch(config-if)# switchport mode access
Switch(config-if)# dot1x pae authenticator
Switch(config-if)# dot1x guest-vlan 5
Switch(config-if)# dot1x port-control auto
Switch(config-if)# end
Switch#
Configuring 802.1X with MAC Authentication Bypass
To enable MAC Authentication Bypass (MAB), perform this task:
Step 7
Cisco IOS Release 12.2(50)SG and later
Switch(config-if)# authentication
port-control auto
Cisco IOS Release 12.2(46)SG or earlier
releases
Switch(config-if)# dot1x
port-control auto
Enables 802.1X authentication on the interface.
Step 8
Switch(config-if)# end
Returns to privileged EXEC mode.
Step 9
Switch# show dot1x interface
interface-id
Verifies your entries.
Step 10
Switch# copy running-config
startup-config
(Optional) Saves your entries in the configuration file.
Command Purpose
Step 1
Switch# configure terminal
Enters global configuration mode.
Step 2
Switch(config)# interface
interface-id
Specifies the port to be configured, and enters interface configuration
mode.
Step 3
Switch(config-if)# switchport mode
access
or
Switch(config-if)# switchport mode
private-vlan host
Specifies a nontrunking, nontagged single VLAN Layer 2 interface.
Specifies that the ports with a valid PVLAN trunk association become active
host PVLAN trunk ports.
Command Purpose

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Cisco Catalyst 4500 Series Specifications

General IconGeneral
SeriesCatalyst 4500 Series
CategorySwitch
Layer SupportLayer 2, Layer 3
Form FactorModular chassis
StackableNo
Chassis Slots3, 6, 7, 10
Power Supply OptionsAC, DC
RedundancyPower supply, Supervisor engine
Network ManagementCisco IOS Software CLI, SNMP, Cisco Prime Infrastructure
FeaturesSecurity, QoS
Port DensityUp to 384 ports per chassis
Security Features802.1X, ACLs, DHCP Snooping, Dynamic ARP Inspection, IP Source Guard
Supervisor Engine8-E

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