# Web Filtering - Custom List

A category is a list of websites grouped by content or user-defined criteria. You can group URLs and create categories specific to your needs. You can include up to 20 URLs in each category.

Note: Custom categories affect integrated web filtering only.

This page contains the following information:

Categories: The user-defined categories.

Configure: Click Edit to modify the category, click Remove to remove an entry.

Click New to create a custom list of web-sites. For more information on creating a custom category, see URL Filtering - Custom Category Configuration.