This filter use file extension as argument (last symbols after dot symbol).

Scan all files

Disable this filter.

Scan all, but exclude this file types

Set file extensions list that you want to skip in scan process.

Scan this file types only

Set file extenstions list to scan. File with other types will be ignored.

Allow links without extensions

Allow scan links to documents that does not contains extension. Usual this is a CGI scripts, like a http://domain.com/search?q=param

Do not scan documents larger than

Set document size limit in kilobytes.