Adding Attachment Blocking types

Use the Add Blocker page to set options for new attachment blocking types.

Type of Blocker list. Select the type of attachment to block: Filename or MIME .
Content to Search for. Select from the default file or MIME types or enter a custom file or MIME type that is not included in the list.
- Filename. Default file types are: *.chm, *.cmd, *.com , *.cpl, *.crt, *.csh, *.exe, *.fxp, *.hlp, *.hta, *.inf, *.ins, *.isp, *.js, *.jse, *.ksh, *.lnk, *.mda, *.mdb, *.mde, *.mdt, *.mdw, *.mdz, *.msc, *.msi, *.msp, *.mst, *.ops, *.pcd, *.pif, *.prf, *.prg, *.reg, *.scf, *.scr, *.sct, *.shb, *.shs, *.url , *.vb, *.vbe, *.vbs, *.wsc, *.wsf, and *.wsh.
- MIME. Default MIME types are: application and image/jpeg.
Action for match list. Select the action to take on a attachment blocking type match:
- Replace to replace the attachment with a message that provides information about the blocked attachment.
- Strip to remove the attachment without a message that provides information about the blocked attachment.
Enable Blocker Now (selected by default). Select to enable or disable rules that you have added to the attachment blocking settings.
Add. Click Add to save changes.
Cancel. Click Cancel to exit without saving changes.

The attachment blocking rule settings are saved in a file named "ab.txt" located in the appropriate email domain 's top directory. In addition to adding attachment blocking rules from the Attachment Blocking page, you can edit the settings in the "ab.txt" file.