To set anonymous access on a Web application, you need to navigate to Central Administration. Use the following steps to configure Web application anonymous settings.
1. In Central Administration, click Security in the left-hand navigation.
2. On the Security page, under General Security, click the Specify Authentication providers link.
3. On the Authentication Providers page, shown in Figure 4.9, click the zone you want to modify. Typically, this is the Default zone.
4. On the Edit Authentication page, shown in Figure 4.10, scroll down until ...