Chapter 4 FortiOS Carrier : MMS Security features : MMS file filtering : Built-in patterns and supported file types
  
Built-in patterns and supported file types
The FortiGate unit is preconfigured with a default list of file patterns:
executable files (*.bat, *.com, and *.exe)
compressed or archive files (*.gz, *.rar, *.tar, *.tgz, and *.zip)
dynamic link libraries (*.dll)
HTML application (*.hta)
Microsoft Office files (*.doc, *.ppt, *.xl?)
Microsoft Works files (*.wps)
Visual Basic files (*.vb?)
screen saver files (*.scr)
program information files (*.pif)
control panel files (*.cpl)
The FortiGate unit can take actions against the following file types:
 
Table 38: Supported file types
arj
activemime
aspack
base64
bat
binhex
bzip
bzip2
cab
class
cod
elf
exe
fsg
gzip
hlp
hta
html
jad
javascript
lzh
mime
msc
msoffice
petite
prc
rar
sis
tar
upx
uue
zip
unknown
ignored
 
 
 
The “unknown” type is any file type that is not listed in the table. The “ignored” type is the traffic the FortiGate unit typically does not scan. This includes primarily streaming audio and video.