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Security Services > Client AV Enforcement
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SonicOS 5.8.1 Administrator Guide
Configuring Client Anti-Virus Policies
The following features are available in the Client Anti-Virus Policies section:
  •
Disable policing from Trusted to Public - Unchecked, this option enforces anti-virus 
policies on computers located on Trusted zones. Choosing this option allows computers on 
a trusted zone (such as a LAN) to access computers on public zones (such as DMZ), even 
if anti-virus software is not installed on the LAN computers.
  •
Switch McAfee AV to Kaspersky AV for clients on Kaspersky enforcement list - 
Selecting this option causes McAfee Anti-Virus to be uninstalled on any client machines 
that are included in the Kaspersky Client AV Enforcement List, and installs Kaspersky Anti-
Virus on those machines.
  •
Days before forcing update - This option defines the maximum number of days that a user 
may access the Internet before the SonicWALL requires the latest virus date files to be 
downloaded.
  •
Force update on alert - SonicWALL, Inc. broadcasts virus alerts to all SonicWALL 
appliances with an Anti-Virus subscription. Three levels of alerts are available, and you may 
select more than one. When an alert is received with this option selected, users are 
upgraded to the latest version of VirusScan ASaP before they can access the Internet. This 
option overrides the Maximum number of days allowed before forcing update selection. In 
addition, every virus alert is logged, and an alert message is sent to the administrator.
  –
Low Risk - A virus that is not reported in the field and is considered unlikely to be found 
in the field in the future has a low risk. Even if such a virus includes a very serious or 
unforeseeable damage payload, its risk is still low. 
  –
Medium Risk - If a virus is found in the field, and if it uses a less common infection 
mechanism, it is considered to be medium risk. If its prevalence stays low and its 
payload is not serious, it can be downgraded to a low risk. Similarly it can be upgraded 
to high risk if the virus becomes more and more widespread. 
  –
High Risk - To be assigned a high risk rating, it is necessary that a virus is reported 
frequently in the field. Additionally, the payload must have the ability to cause at least 
some serious damage. If it causes very serious or unforeseeable damage, high risk 
may be assigned even with a lower level of prevalence. 
Enforcing Client Anti-Virus for Address Groups
SonicWALL Client Anti-Virus currently supports Windows platforms. In order to access the 
Internet, computers with other operating systems must be exempt from Anti-Virus policies. To 
ensure full network protection from virus attacks, it is recommended that only servers and 
unsupported machines are excluded from protection, and that third party Anti-Virus software is 
installed on each machine before excluding that machine from Anti-Virus enforcement. 
Under Client Anti-Virus Enforcement, you can specify which clients use McAfee, which use 
Kaspersky, and which are excluded from client AV enforcement. To configure these 
enforcement lists, perform the following steps:
Step 1
For McAfee enforcement, click the Configure button for McAfee Client AV Enforcement List.