When used with the "Redirect category shell" (Rcat shell) template:

This page is a redirect. The following categories are used to track and monitor this redirect: Fully protected: This is a redirect from a title that is fully protected from editing for any of several possible reasons. It may have been protected by an administrator, or it may be on the Cascade-protected list, or both. Please do not replace these redirected links with links directly to the target page unless expressly advised to do so below or elsewhere on this page, or if the change is supported by a policy or guideline. When appropriate, protection levels are automatically sensed, described and categorized.

Template {{Redirect category shell}} may be used to add one or more rcat templates, along with their parameters and categories, to a redirect. For more information see the documentation page below.

When used by itself: