User's Manual

Table Of Contents
Security Services
Anti-Virus
Cisco ISA500 Series Integrated Security Appliance Administrator Guide 222
7
The available preventive actions for each protocol are listed in the following
table.
STEP 4 Because the compressed files in .bz2 and .rar formats can be reassembled and
uncompressed after collecting the whole packets, you need to specify the
maximum size for scanning the viruses for them. Enter the value in Kilobytes in the
Max Scan File Compression File Size field. When the size of the detected
compressed file is larger than this setting, the compressed file will not be
detected.
STEP 5 Click Save to apply your settings.
NOTE Next Steps:
If you select Alert or Alert+Descruct File for SMTP or POP3 protocol, go to
the Email Notification page to configure the email notification settings. See
Configuring the Email Notification, page 223.
If you select Alert or Alert+Drop Connection for HTTP protocol, go to the
HTTP Notification page to configure the HTTP notification settings. See
Configuring the HTTP Notification, page 224.
Protocols Preventive Actions
HTTP None, Alert, Alert+Drop Connection
SMTP None, Alert, Alert+Destruct File
FTP None, Drop Connection
POP3 None, Alert, Alert+Destruct File
IMAP None, Drop Connection
NETBIOS None, Drop Connection
CIFS None, Drop Connection