SonicWALL 3500 User Manual

SonicWALL NSA 5000/4500/3500 Getting Started Guide  

Page 47

Enabling Anti-Spyware

To enable Anti-Spyware in SonicOS:
1.

Navigate to the Security Services > Anti-Spyware page. 

Select the Enable Anti-Spyware checkbox.

2.

In the Signature Groups table, select the Prevent All and 

Detect All checkbox for each spyware danger level that 

you want to prevent.

3.

To log all spyware attacks, leave the Log Redundancy 

Filter field set to zero. To enforce a delay between log 

entries for detections of the same attack, enter the 

number of seconds to delay.

4.

Click Configure Anti-Spyware Settings to configure 

clientless notification alerts and create a SonicWALL Anti-

Spyware exclusion list.

5.

In the Anti-Spyware Config View window, to suppress the 

sending of e-mail messages (SMTP) to clients from 

SonicWALL Anti-Spyware when spyware is detected in an 

e-mail or attachment, check the Disable SMTP 

Responses box.

6.

Select Enable HTTP Clientless Notification Alerts and 

customize the message. This feature informs the user that 

SonicWALL Anti-Spyware detected a threat from the HTTP 

server. 

7.

Select Enable Anti-Spyware Exclusion List and then 

click Add to define a range of IP addresses whose traffic 

will be excluded from SonicWALL Anti-Spyware scanning. 

8.

When finished in the Add Anti-Spyware Range dialog box, 

click OK.

9.

In the Anti-Spyware Config View window, click OK.

10. Select the Enable Inbound Inspection checkboxes for the 

protocols to inspect. By default, SonicWALL GAV inspects 

all inbound HTTP, FTP, IMAP, SMTP and POP3 traffic.

11. Select the Enable Inspection of Outbound 

Communication checkbox to enable scanning of traffic 

that originates internally.

12. On the Security Services > Anti-Spyware page, click 

Accept.