InterScan™ Messaging Security Appliance (IMSA) can take action on an email message based on the number of attachments.
To select attachment number scanning conditions:
Under Attachment on the scanning conditions screen, select the check box next to Number is {>, <, =} {number}.
Choose the comparison symbol (>, <, =).
Type a number to represent the number of attachments.
Continue selecting scanning conditions.
See also: