Configuring the local portal Web server feature
To perform local portal authentication for users, perform the following tasks:
Configure a local portal Web server.
Configure a name for the portal Web server and specify a local IP address of the device as the server's URL.
Enable portal authentication on the user access interface.
Specify the portal Web server on the portal-enabled interface.
During local portal authentication, the local Web portal server pushes authentication pages to users. You must customize the authentication pages and upload them to the device. On the device, specify an authentication page file as the default authentication page file for local portal authentication.