SonicWALL Internet Security Appliances - Manual (Page 94)

Logging and Alerts Page 95
Log Categories
You can define which log messages appear in the SonicWALL Event Log. All Log Categories are
enabled by default except Network Debug.
•
System Maintenance
Logs general system activity, such as administrator log ins, automatic downloads of the Content
Filter Lists, and system activations.
• System Errors
Logs problems with DNS, e-mail, and automatic downloads of the Content Filter List.
• Blocked Web Sites
Logs Web sites or newsgroups blocked by the Content Filter List or by customized filtering.
• Blocked Java, etc.
Logs Java, ActiveX, and Cookies blocked by the SonicWALL.
• User Activity
Logs successful and unsuccessful log in attempts.
• VPN TCP Stats
Logs TCP connections over VPN tunnels.
• Attacks
Logs messages showing Denial of Service attacks, such as SYN Flood, Ping of Death, and IP
spoofing.
• Dropped TCP
Logs blocked incoming TCP connections.
• Dropped UDP
Logs blocked incoming UDP packets.
• Dropped ICMP
Logs blocked incoming ICMP packets.
• Network Debug
Logs NetBIOS broadcasts, ARP resolution problems, and NAT resolution problems. Also,
detailed messages for VPN connections are displayed to assist the network administrator with
troubleshooting problems with active VPN tunnels. Network Debug information is intended for
experienced network administrators.