When we enable anonymous access to a website, you allow
anonymous users (and authenticates users who have not been granted access to
the site).
Go to->Central Administration->Application
Management->Manage Web Applications
Select the web application for which you need to enable
anonymous access
Click on the Authentication Providers
We can see the Membership Provider Name as “Claims Based
Authentication”
Click on the Zone Default
Select Enable anonymous access
Click on Save
Once you enable at webappliation level then we have to do it
at site level
Go to Site Settings->Site Permissions
Top Ribbon Click on Anonymous Access
1)Entire Web Site
2)List and Libraries
3)Nothing
By default I will select nothing
Now I am selecting the Entire Website we can able to access
the entire site.
Click on OK.
Once we select the Entire Website, will show in the
permission like Group Name as Anonymous Users and permission level is for
entire web site.
Now Anonymous Users able to browse the Site I will show with Sign In.