NETGEAR UTM5-100NAS Network Hardware User Manual


 
ProSecure Unified Threat Management (UTM) Appliance Reference Manual
6-6 Content Filtering and Optimizing Scans
v1.0, January 2010
2. Enter the settings as explained in Table 6-2.
Table 6-2. E-mail Anti-Virus and Notification Settings
Setting Description (or Subfield and Description)
Action
SMTP From the SMTP pull-down menu, specify one of the following actions when
an infected e-mail is detected:
Block infected email. This is the default setting. The e-mail is blocked,
and a log entry is created.
Delete attachment.The e-mail is not blocked, but the attachment is
deleted, and a log entry is created.
Log only. Only a log entry is created. The e-mail is not blocked and the
attachment is not deleted.
POP3 From the POP3 pull-down menu, specify one of the following actions when
an infected e-mail is detected:
Delete attachment. This is the default setting. The e-mail is not blocked,
but the attachment is deleted, and a log entry is created.
Log only. Only a log entry is created.The e-mail is not blocked and the
attachment is not deleted.
IMAP From the IMAP pull-down menu, specify one of the following actions when
an infected e-mail is detected:
Delete attachment. This is the default setting. The e-mail is not blocked,
but the attachment is deleted, and a log entry is created.
Log only. Only a log entry is created. The e-mail is not blocked and the
attachment is not deleted.
Scan Exceptions
The default maximum file or message size that is scanned is 2048 KB, but you can define a maximum
size of up to 10240 KB. However, setting the maximum size to a high value might affect the UTM's
performance (see “Performance Management” on page 10-1).
From the pull-down menu, specify one of the following actions when the file or message exceeds the
maximum size:
Skip. The file is not scanned but skipped, leaving the end user vulnerable. This is the default setting.
Block. The file is blocked and does not reach the end user.
Notification Settings
Insert Warning into Email
Subject (SMTP)
For SMTP e-mail messages, select this checkbox to insert a warning into
the e-mail subject line:
Malware Found. If a malware threat is found, a “[MALWARE
INFECTED]” message is inserted. You can change this default message.
No Malware Found. If no malware threat is found, a “[MALWARE
FREE]” message is inserted. You can change this default message.
By default, this checkbox is deselected and no warnings are inserted.