Web-Based Authentication Service

Configure a web-based authentication service for guests or agentless hosts that connect through the Policy Manager Portal. The user is redirected to the Policy Manager captive portal A captive portal is a web page that allows the users to authenticate and sign in before connecting to a public-access network. Captive portals are typically used by business centers, airports, hotel lobbies, coffee shops, and other venues that offer free Wi-Fi hotspots for the guest users. by the network device or by a DNS Domain Name System. A DNS server functions as a phone book for the intranet and Internet users. It converts human-readable computer host names into IP addresses and IP addresses into host names. It stores several records for a domain name such as an address 'A' record, name server (NS), and mail exchanger (MX) records. The Address 'A' record is the most important record that is stored in a DNS server, because it provides the required IP address for a network peripheral or element. server that is set up to redirect traffic on a subnet Subnet is the logical division of an IP network. to a specific URL Uniform Resource Locator. URL is a global address used for locating web resources on the Internet..

The web page collects the user name and password, and also optionally collects health information on supported Windows operation systems. (See the Attribute Name OSType in Table 1, Service Rule > Web-Based Authentication Host Attributes.)

An internal service rule—Connection:Protocol EQUALS WebAuth—categorizes requests into this type of service. You can add additional rules if needed. In addition, you can select a Web-based Authentication service based on the operating system name. You can specify or exclude specific OS versions (for details, see the next section, Selecting a Web-Based Authentication Service by the OS Name).