mime-mapping
<web-app> <mime-mapping> <extension>txt</extension> <mime-type>application/octet-stream</mime-type> </mime-mapping> <mime-mapping> <extension>dat</extension> <mime-type>application/octet-stream</mime-type> </mime-mapping> <mime-mapping> <extension>csv</extension> <mime-type>application/octet-stream</mime-type> </mime-mapping> <mime-mapping> <extension>rar</extension> <mime-type>application/octet-stream</mime-type> </mime-mapping> <mime-mapping> <extension>rmvb</extension> <mime-type>application/octet-stream</mime-type> </mime-mapping> <mime-mapping> <extension>avi</extension> <mime-type>application/octet-stream</mime-type> </mime-mapping> <mime-mapping> <extension>ppt</extension> <mime-type>application/octet-stream</mime-type> </mime-mapping> <mime-mapping> <extension>doc</extension> <mime-type>application/octet-stream</mime-type> </mime-mapping> <mime-mapping> <extension>xls</extension> <mime-type>application/octet-stream</mime-type> </mime-mapping> <mime-mapping> <extension>flv</extension> <mime-type>application/octet-stream</mime-type> </mime-mapping> <mime-mapping> <extension>docx</extension> <mime-type>application/vnd.openxmlformats</mime-type> </mime-mapping> <mime-mapping> <extension>xlsx</extension> <mime-type>application/vnd.openxmlformats</mime-type> </mime-mapping> <mime-mapping> <extension>pptx</extension> <mime-type>application/vnd.openxmlformats</mime-type> </mime-mapping></web-app>?
