D-Link DGS-1510 Series Web Ui Reference Manual page 331

DGS-1510 Series Gigabit Ethernet SmartPro Switch Web UI Reference Guide
WAC pages through the Switch's system IP. When a virtual IP is not specified, the authenticating Web
request will be redirected to the Switch's system IP.
The Switch's implementation of WAC features a user-defined port number that allows the configuration of
the TCP port for either the HTTP or HTTPS protocols. This TCP port for HTTP or HTTPs is used to
identify the HTTP or HTTPs packets that will be trapped to the CPU for authentication processing, or to
access the login page. If not specified, the default port number for HTTP is 80 and the default port
number for HTTPS is 443. If no protocol is specified, the default protocol is HTTP.
The following diagram illustrates the basic six steps all parties go through in a successful Web
Authentication process:
323