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Configuring Portal-Based Authentication
This chapter describes how to configure portal-based authentication on the Catalyst 2928 switch.
Note
For complete syntax and usage information for the commands used in this chapter, see the command
reference for this release and the Cisco IOS Security Command Reference.
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Understanding Portal-Based Authentication
IP portal-based authentication provides stringed network access control that binds six parameters:
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The Catalyst 2928 switch works with a third-party system that includes a DHCP server, portal server,
policy server, RADIUS server, and billing system. Together, the switch and the third-party system
implement the binding of the six parameters through a combination of web authentication, DHCP
authentication, and IP source guard.
Figure 11-1
network uses Catalyst 2928 switches with connections to a core layer switch and a wireless services
module. The switches connect workstations and wireless access points through the core layer to a
third-party system that provides authentication, authorization, and accounting services.
OL-23389-01
Understanding Portal-Based Authentication, page 11-1
Configuring Portal-Based Authentication, page 11-2
Monitoring Portal-Based Authentication, page 11-6
User name
Password
IP address
MAC address
VLAN ID
Port number
shows a configuration for a network supporting multiple users with access control. This
C H A P T E R
Catalyst 2928 Switch Software Configuration Guide
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11-1
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Troubleshooting
