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Chapter 11
Configuring Portal-Based Authentication
Enabling Portal-Based Authentication on the Switch
Beginning in privileged EXEC mode, follow these steps to configure portal-based authentication
globally on the switch.
Note
Steps
Command
Step 1
configure terminal
Step 2
ip portal-auth
Step 3
ip portal-auth vlan vlan id
Step 4
ip portal-auth permit route ip address
ip mask
Step 5
ip portal-auth host host ip l4port port
number
Step 6
ip portal-auth secondary-host host ip
l4port port number
Step 7
end
Step 8
show platform ip portal-auth
Step 9
copy running-config startup-config
Use the no form of the commands to return to the default settings.
This example shows how to configure portal-based authentication on the switch.
Switch# configure terminal
Switch(config)# ip portal-auth vlan 1
Switch(config)# ip portal-auth host 192.168.0.252 l4port 8080
Switch(config)# ip portal-auth secondary-host 192.168.0.252 l4port 8080
Switch(config)# ip portal-auth permit route 192.168.0.0 255.255.0.0
Switch(config)# ip portal-auth
Switch(config)# end
For additional portal-based authentication show commands, see the
Authentication" section on page
OL-23389-01
2
through
6
are all optional and can be performed in any order.
Purpose
Enter global configuration mode.
Globally enable IP portal authentication on the switch.
(Optional) Configure IP portal authentication on a specific VLAN. You
can configure portal authentication on only one VLAN at a time. The
default is VLAN 1.
(Optional) Configure a subnet to allows guest access.
(Optional) Configure a primary portal server IP address and destination
L4 port number.
(Optional) Configure a secondary portal server IP address and destination
L4 port number.
Return to privileged EXEC mode.
Verify your settings.
(Optional) Save your entries in the configuration file.
11-6.
Catalyst 2928 Switch Software Configuration Guide
Configuring Portal-Based Authentication
"Monitoring Portal-Based
11-3
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Troubleshooting
